diff --git a/cli/build.rs b/cli/build.rs
index 6eda5fb94338..018ea752a009 100644
--- a/cli/build.rs
+++ b/cli/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/cli/src/cli.rs b/cli/src/cli.rs
index c78399788a65..b775bb6b77ad 100644
--- a/cli/src/cli.rs
+++ b/cli/src/cli.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/cli/src/command.rs b/cli/src/command.rs
index e6eaf6f09562..2f0bc9e2f856 100644
--- a/cli/src/command.rs
+++ b/cli/src/command.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/cli/src/error.rs b/cli/src/error.rs
index e125998c476f..a4591e2508c9 100644
--- a/cli/src/error.rs
+++ b/cli/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/cli/src/host_perf_check.rs b/cli/src/host_perf_check.rs
index 722deab7450b..1225c4708a3a 100644
--- a/cli/src/host_perf_check.rs
+++ b/cli/src/host_perf_check.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/cli/src/lib.rs b/cli/src/lib.rs
index b31cf5dca8dc..8a859c1b2bd2 100644
--- a/cli/src/lib.rs
+++ b/cli/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/core-primitives/src/lib.rs b/core-primitives/src/lib.rs
index ca4d2372db38..5e06966ecfee 100644
--- a/core-primitives/src/lib.rs
+++ b/core-primitives/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/erasure-coding/benches/scaling_with_validators.rs b/erasure-coding/benches/scaling_with_validators.rs
index 35eff095d2f6..759385bbdef4 100644
--- a/erasure-coding/benches/scaling_with_validators.rs
+++ b/erasure-coding/benches/scaling_with_validators.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/erasure-coding/fuzzer/src/reconstruct.rs b/erasure-coding/fuzzer/src/reconstruct.rs
index a388a55857d7..f6a95a9d3e9a 100644
--- a/erasure-coding/fuzzer/src/reconstruct.rs
+++ b/erasure-coding/fuzzer/src/reconstruct.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/erasure-coding/fuzzer/src/round_trip.rs b/erasure-coding/fuzzer/src/round_trip.rs
index 0d4507c98e65..e1be4c49e205 100644
--- a/erasure-coding/fuzzer/src/round_trip.rs
+++ b/erasure-coding/fuzzer/src/round_trip.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/erasure-coding/src/lib.rs b/erasure-coding/src/lib.rs
index 50c9ca64e0df..36847b463715 100644
--- a/erasure-coding/src/lib.rs
+++ b/erasure-coding/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2018-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/file_header.txt b/file_header.txt
index bae07bb7eccc..47483d33a42a 100644
--- a/file_header.txt
+++ b/file_header.txt
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
@@ -12,4 +12,4 @@
 // GNU General Public License for more details.
 
 // You should have received a copy of the GNU General Public License
-// along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.
\ No newline at end of file
+// along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.
diff --git a/node/client/src/benchmarking.rs b/node/client/src/benchmarking.rs
index 7ed9bcee5041..69927c11a913 100644
--- a/node/client/src/benchmarking.rs
+++ b/node/client/src/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/client/src/lib.rs b/node/client/src/lib.rs
index 466bfef61efa..1ef0e7f6c022 100644
--- a/node/client/src/lib.rs
+++ b/node/client/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/collation-generation/src/error.rs b/node/collation-generation/src/error.rs
index 44b08c473f83..ac5db6cd7f28 100644
--- a/node/collation-generation/src/error.rs
+++ b/node/collation-generation/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/collation-generation/src/lib.rs b/node/collation-generation/src/lib.rs
index b3d728f70a48..79ef490f505c 100644
--- a/node/collation-generation/src/lib.rs
+++ b/node/collation-generation/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/collation-generation/src/metrics.rs b/node/collation-generation/src/metrics.rs
index 008d8be0adcc..cb9e4a0c8e85 100644
--- a/node/collation-generation/src/metrics.rs
+++ b/node/collation-generation/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/collation-generation/src/tests.rs b/node/collation-generation/src/tests.rs
index 9640f07b80e2..b2534bcf36c1 100644
--- a/node/collation-generation/src/tests.rs
+++ b/node/collation-generation/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/approval_checking.rs b/node/core/approval-voting/src/approval_checking.rs
index aba03ed1ce30..bfecdba73f88 100644
--- a/node/core/approval-voting/src/approval_checking.rs
+++ b/node/core/approval-voting/src/approval_checking.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/approval_db/mod.rs b/node/core/approval-voting/src/approval_db/mod.rs
index 8ea9b80e6095..f0ace95613da 100644
--- a/node/core/approval-voting/src/approval_db/mod.rs
+++ b/node/core/approval-voting/src/approval_db/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/approval_db/v1/mod.rs b/node/core/approval-voting/src/approval_db/v1/mod.rs
index a761b7f20e84..d2a13ad54550 100644
--- a/node/core/approval-voting/src/approval_db/v1/mod.rs
+++ b/node/core/approval-voting/src/approval_db/v1/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/approval_db/v1/tests.rs b/node/core/approval-voting/src/approval_db/v1/tests.rs
index 5b6602882e59..8bd3767b2ee1 100644
--- a/node/core/approval-voting/src/approval_db/v1/tests.rs
+++ b/node/core/approval-voting/src/approval_db/v1/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/backend.rs b/node/core/approval-voting/src/backend.rs
index 3fb90fabe574..87d67c52c467 100644
--- a/node/core/approval-voting/src/backend.rs
+++ b/node/core/approval-voting/src/backend.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/criteria.rs b/node/core/approval-voting/src/criteria.rs
index 3b76941fde40..e79703cf6444 100644
--- a/node/core/approval-voting/src/criteria.rs
+++ b/node/core/approval-voting/src/criteria.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/import.rs b/node/core/approval-voting/src/import.rs
index 8e8ad818fe49..f34642d80c61 100644
--- a/node/core/approval-voting/src/import.rs
+++ b/node/core/approval-voting/src/import.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/lib.rs b/node/core/approval-voting/src/lib.rs
index a26ea4e59dab..5e70ed13b475 100644
--- a/node/core/approval-voting/src/lib.rs
+++ b/node/core/approval-voting/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/ops.rs b/node/core/approval-voting/src/ops.rs
index 37f564c34f71..1336d8bf4d24 100644
--- a/node/core/approval-voting/src/ops.rs
+++ b/node/core/approval-voting/src/ops.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/persisted_entries.rs b/node/core/approval-voting/src/persisted_entries.rs
index 1df0ff91c1a1..9b6592220275 100644
--- a/node/core/approval-voting/src/persisted_entries.rs
+++ b/node/core/approval-voting/src/persisted_entries.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/tests.rs b/node/core/approval-voting/src/tests.rs
index 3f5297e602cf..c49f324ada22 100644
--- a/node/core/approval-voting/src/tests.rs
+++ b/node/core/approval-voting/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/approval-voting/src/time.rs b/node/core/approval-voting/src/time.rs
index 2d1230749a43..34132dc22b23 100644
--- a/node/core/approval-voting/src/time.rs
+++ b/node/core/approval-voting/src/time.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/av-store/src/lib.rs b/node/core/av-store/src/lib.rs
index d43dc0657d18..4a6d1d464d01 100644
--- a/node/core/av-store/src/lib.rs
+++ b/node/core/av-store/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/av-store/src/metrics.rs b/node/core/av-store/src/metrics.rs
index fedeb2b7d0e5..bd85b81c8b83 100644
--- a/node/core/av-store/src/metrics.rs
+++ b/node/core/av-store/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/av-store/src/tests.rs b/node/core/av-store/src/tests.rs
index e26a3507480b..f3ffc7a80e05 100644
--- a/node/core/av-store/src/tests.rs
+++ b/node/core/av-store/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/backing/src/error.rs b/node/core/backing/src/error.rs
index bbe89c0afcb9..d937dd6752b6 100644
--- a/node/core/backing/src/error.rs
+++ b/node/core/backing/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/backing/src/lib.rs b/node/core/backing/src/lib.rs
index 078eb1d8d618..ef5604826563 100644
--- a/node/core/backing/src/lib.rs
+++ b/node/core/backing/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/backing/src/metrics.rs b/node/core/backing/src/metrics.rs
index 742d47a0acf2..8468ea005404 100644
--- a/node/core/backing/src/metrics.rs
+++ b/node/core/backing/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/backing/src/tests.rs b/node/core/backing/src/tests.rs
index 47734fd28aa1..35c83297fa71 100644
--- a/node/core/backing/src/tests.rs
+++ b/node/core/backing/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/bitfield-signing/src/lib.rs b/node/core/bitfield-signing/src/lib.rs
index f02467d7f296..1e4d556de7ca 100644
--- a/node/core/bitfield-signing/src/lib.rs
+++ b/node/core/bitfield-signing/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/bitfield-signing/src/metrics.rs b/node/core/bitfield-signing/src/metrics.rs
index 571a0c335bd7..ec66af82e599 100644
--- a/node/core/bitfield-signing/src/metrics.rs
+++ b/node/core/bitfield-signing/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/bitfield-signing/src/tests.rs b/node/core/bitfield-signing/src/tests.rs
index 99b8c4f22b52..106ecc06b156 100644
--- a/node/core/bitfield-signing/src/tests.rs
+++ b/node/core/bitfield-signing/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/candidate-validation/src/lib.rs b/node/core/candidate-validation/src/lib.rs
index 7d3fa964eeff..dce589e4c708 100644
--- a/node/core/candidate-validation/src/lib.rs
+++ b/node/core/candidate-validation/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/candidate-validation/src/metrics.rs b/node/core/candidate-validation/src/metrics.rs
index f20d70a855c6..025e5413e72c 100644
--- a/node/core/candidate-validation/src/metrics.rs
+++ b/node/core/candidate-validation/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/candidate-validation/src/tests.rs b/node/core/candidate-validation/src/tests.rs
index 9e920f0e9746..4f0ebf037e3a 100644
--- a/node/core/candidate-validation/src/tests.rs
+++ b/node/core/candidate-validation/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-api/src/lib.rs b/node/core/chain-api/src/lib.rs
index 012c867f3b29..9b25481d7186 100644
--- a/node/core/chain-api/src/lib.rs
+++ b/node/core/chain-api/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-api/src/metrics.rs b/node/core/chain-api/src/metrics.rs
index 34c258b84563..2cf8d2b68434 100644
--- a/node/core/chain-api/src/metrics.rs
+++ b/node/core/chain-api/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-api/src/tests.rs b/node/core/chain-api/src/tests.rs
index 9289805cc8f8..331a4f9ba820 100644
--- a/node/core/chain-api/src/tests.rs
+++ b/node/core/chain-api/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-selection/src/backend.rs b/node/core/chain-selection/src/backend.rs
index 3b21e9ea99c9..71fa55ac6575 100644
--- a/node/core/chain-selection/src/backend.rs
+++ b/node/core/chain-selection/src/backend.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-selection/src/db_backend/mod.rs b/node/core/chain-selection/src/db_backend/mod.rs
index 66e61426b738..f7baf9d3da18 100644
--- a/node/core/chain-selection/src/db_backend/mod.rs
+++ b/node/core/chain-selection/src/db_backend/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-selection/src/db_backend/v1.rs b/node/core/chain-selection/src/db_backend/v1.rs
index 64c4e37b1502..7c7144bb763d 100644
--- a/node/core/chain-selection/src/db_backend/v1.rs
+++ b/node/core/chain-selection/src/db_backend/v1.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-selection/src/lib.rs b/node/core/chain-selection/src/lib.rs
index 529b297a4dea..4b512347dae4 100644
--- a/node/core/chain-selection/src/lib.rs
+++ b/node/core/chain-selection/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-selection/src/tests.rs b/node/core/chain-selection/src/tests.rs
index 3104d16dedf3..8b475bd2e13c 100644
--- a/node/core/chain-selection/src/tests.rs
+++ b/node/core/chain-selection/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/chain-selection/src/tree.rs b/node/core/chain-selection/src/tree.rs
index b714cee29101..b4aba30368a6 100644
--- a/node/core/chain-selection/src/tree.rs
+++ b/node/core/chain-selection/src/tree.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/backend.rs b/node/core/dispute-coordinator/src/backend.rs
index d49ace492549..cf0bdd4043ca 100644
--- a/node/core/dispute-coordinator/src/backend.rs
+++ b/node/core/dispute-coordinator/src/backend.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/db/mod.rs b/node/core/dispute-coordinator/src/db/mod.rs
index 9b79bd5bc74c..87102c5a3c48 100644
--- a/node/core/dispute-coordinator/src/db/mod.rs
+++ b/node/core/dispute-coordinator/src/db/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/db/v1.rs b/node/core/dispute-coordinator/src/db/v1.rs
index c0f3c9925f1b..aa67781ddd25 100644
--- a/node/core/dispute-coordinator/src/db/v1.rs
+++ b/node/core/dispute-coordinator/src/db/v1.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/error.rs b/node/core/dispute-coordinator/src/error.rs
index 7a059b8861d8..662db12ab6fd 100644
--- a/node/core/dispute-coordinator/src/error.rs
+++ b/node/core/dispute-coordinator/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/import.rs b/node/core/dispute-coordinator/src/import.rs
index 4f6edc5fcef0..1787b9fd0c5f 100644
--- a/node/core/dispute-coordinator/src/import.rs
+++ b/node/core/dispute-coordinator/src/import.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/initialized.rs b/node/core/dispute-coordinator/src/initialized.rs
index f1e6d516d6cf..e050de0cdae3 100644
--- a/node/core/dispute-coordinator/src/initialized.rs
+++ b/node/core/dispute-coordinator/src/initialized.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/lib.rs b/node/core/dispute-coordinator/src/lib.rs
index d82c3a06c65e..6ad7b13517a8 100644
--- a/node/core/dispute-coordinator/src/lib.rs
+++ b/node/core/dispute-coordinator/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/metrics.rs b/node/core/dispute-coordinator/src/metrics.rs
index 977f5cc700f6..7c13614ff885 100644
--- a/node/core/dispute-coordinator/src/metrics.rs
+++ b/node/core/dispute-coordinator/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/participation/mod.rs b/node/core/dispute-coordinator/src/participation/mod.rs
index a4000e626ab8..b6a41bcff9dd 100644
--- a/node/core/dispute-coordinator/src/participation/mod.rs
+++ b/node/core/dispute-coordinator/src/participation/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/participation/queues/mod.rs b/node/core/dispute-coordinator/src/participation/queues/mod.rs
index 01950973e054..4d8ee585ea29 100644
--- a/node/core/dispute-coordinator/src/participation/queues/mod.rs
+++ b/node/core/dispute-coordinator/src/participation/queues/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/participation/queues/tests.rs b/node/core/dispute-coordinator/src/participation/queues/tests.rs
index e4ccd0de8d9f..ec549d1f5130 100644
--- a/node/core/dispute-coordinator/src/participation/queues/tests.rs
+++ b/node/core/dispute-coordinator/src/participation/queues/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/participation/tests.rs b/node/core/dispute-coordinator/src/participation/tests.rs
index a5fbe2d6a5dd..ab58db4e7628 100644
--- a/node/core/dispute-coordinator/src/participation/tests.rs
+++ b/node/core/dispute-coordinator/src/participation/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/scraping/candidates.rs b/node/core/dispute-coordinator/src/scraping/candidates.rs
index c84abc59c285..89323907a732 100644
--- a/node/core/dispute-coordinator/src/scraping/candidates.rs
+++ b/node/core/dispute-coordinator/src/scraping/candidates.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/scraping/mod.rs b/node/core/dispute-coordinator/src/scraping/mod.rs
index 554f79bd0b84..2d2096f62614 100644
--- a/node/core/dispute-coordinator/src/scraping/mod.rs
+++ b/node/core/dispute-coordinator/src/scraping/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/scraping/tests.rs b/node/core/dispute-coordinator/src/scraping/tests.rs
index da76a93b7353..55726b3f2727 100644
--- a/node/core/dispute-coordinator/src/scraping/tests.rs
+++ b/node/core/dispute-coordinator/src/scraping/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/spam_slots.rs b/node/core/dispute-coordinator/src/spam_slots.rs
index cdb9e6fb0bdc..fd2f65b1bc8e 100644
--- a/node/core/dispute-coordinator/src/spam_slots.rs
+++ b/node/core/dispute-coordinator/src/spam_slots.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/status.rs b/node/core/dispute-coordinator/src/status.rs
index a74a02f2b083..557d1dacca1d 100644
--- a/node/core/dispute-coordinator/src/status.rs
+++ b/node/core/dispute-coordinator/src/status.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/dispute-coordinator/src/tests.rs b/node/core/dispute-coordinator/src/tests.rs
index 8d72ed79100d..1792075e1978 100644
--- a/node/core/dispute-coordinator/src/tests.rs
+++ b/node/core/dispute-coordinator/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/parachains-inherent/src/lib.rs b/node/core/parachains-inherent/src/lib.rs
index 2df6b3de8ab6..f27481ee5a7d 100644
--- a/node/core/parachains-inherent/src/lib.rs
+++ b/node/core/parachains-inherent/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/provisioner/src/disputes/mod.rs b/node/core/provisioner/src/disputes/mod.rs
index e5649e7b6c04..4fcfa5b330cb 100644
--- a/node/core/provisioner/src/disputes/mod.rs
+++ b/node/core/provisioner/src/disputes/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/provisioner/src/disputes/prioritized_selection/mod.rs b/node/core/provisioner/src/disputes/prioritized_selection/mod.rs
index 630fd33855a5..5c8aaad422f2 100644
--- a/node/core/provisioner/src/disputes/prioritized_selection/mod.rs
+++ b/node/core/provisioner/src/disputes/prioritized_selection/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/provisioner/src/disputes/prioritized_selection/tests.rs b/node/core/provisioner/src/disputes/prioritized_selection/tests.rs
index 96b509a59095..4ae67e3b7968 100644
--- a/node/core/provisioner/src/disputes/prioritized_selection/tests.rs
+++ b/node/core/provisioner/src/disputes/prioritized_selection/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/provisioner/src/disputes/random_selection/mod.rs b/node/core/provisioner/src/disputes/random_selection/mod.rs
index e08ee4c109b1..06d4ef34b665 100644
--- a/node/core/provisioner/src/disputes/random_selection/mod.rs
+++ b/node/core/provisioner/src/disputes/random_selection/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/provisioner/src/error.rs b/node/core/provisioner/src/error.rs
index c049a326a735..0f1747995843 100644
--- a/node/core/provisioner/src/error.rs
+++ b/node/core/provisioner/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/provisioner/src/lib.rs b/node/core/provisioner/src/lib.rs
index 0c9853e90191..50254ce9bef9 100644
--- a/node/core/provisioner/src/lib.rs
+++ b/node/core/provisioner/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/provisioner/src/metrics.rs b/node/core/provisioner/src/metrics.rs
index f4f683470227..747b39f3da83 100644
--- a/node/core/provisioner/src/metrics.rs
+++ b/node/core/provisioner/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/provisioner/src/tests.rs b/node/core/provisioner/src/tests.rs
index a15608305a1a..e8692df8543a 100644
--- a/node/core/provisioner/src/tests.rs
+++ b/node/core/provisioner/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf-checker/src/interest_view.rs b/node/core/pvf-checker/src/interest_view.rs
index 2d537388aa53..05a6f12de5d8 100644
--- a/node/core/pvf-checker/src/interest_view.rs
+++ b/node/core/pvf-checker/src/interest_view.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf-checker/src/lib.rs b/node/core/pvf-checker/src/lib.rs
index 60b886426b59..222e85e36542 100644
--- a/node/core/pvf-checker/src/lib.rs
+++ b/node/core/pvf-checker/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf-checker/src/metrics.rs b/node/core/pvf-checker/src/metrics.rs
index 7241e9f14df5..374396b3b650 100644
--- a/node/core/pvf-checker/src/metrics.rs
+++ b/node/core/pvf-checker/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf-checker/src/runtime_api.rs b/node/core/pvf-checker/src/runtime_api.rs
index b42f5943af56..ded991e0a4a6 100644
--- a/node/core/pvf-checker/src/runtime_api.rs
+++ b/node/core/pvf-checker/src/runtime_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf-checker/src/tests.rs b/node/core/pvf-checker/src/tests.rs
index b06285facc44..46e760936144 100644
--- a/node/core/pvf-checker/src/tests.rs
+++ b/node/core/pvf-checker/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/bin/puppet_worker.rs b/node/core/pvf/bin/puppet_worker.rs
index 4b026e96a809..7f93519d8454 100644
--- a/node/core/pvf/bin/puppet_worker.rs
+++ b/node/core/pvf/bin/puppet_worker.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/build.rs b/node/core/pvf/build.rs
index 805fa3446f6b..40e9f832586e 100644
--- a/node/core/pvf/build.rs
+++ b/node/core/pvf/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/artifacts.rs b/node/core/pvf/src/artifacts.rs
index 760e7ed46a1c..0c6146ec8a82 100644
--- a/node/core/pvf/src/artifacts.rs
+++ b/node/core/pvf/src/artifacts.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/error.rs b/node/core/pvf/src/error.rs
index adcc6b7b1b95..662fcc22cd31 100644
--- a/node/core/pvf/src/error.rs
+++ b/node/core/pvf/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/execute/mod.rs b/node/core/pvf/src/execute/mod.rs
index bc7f035a8b40..e863b4e24e54 100644
--- a/node/core/pvf/src/execute/mod.rs
+++ b/node/core/pvf/src/execute/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/execute/queue.rs b/node/core/pvf/src/execute/queue.rs
index af9c0d8672ef..3e977cfa4c5d 100644
--- a/node/core/pvf/src/execute/queue.rs
+++ b/node/core/pvf/src/execute/queue.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/execute/worker.rs b/node/core/pvf/src/execute/worker.rs
index 6627337c21f1..c30ebceae693 100644
--- a/node/core/pvf/src/execute/worker.rs
+++ b/node/core/pvf/src/execute/worker.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/executor_intf.rs b/node/core/pvf/src/executor_intf.rs
index 1092e97c5e01..54bf6fd6bc17 100644
--- a/node/core/pvf/src/executor_intf.rs
+++ b/node/core/pvf/src/executor_intf.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/host.rs b/node/core/pvf/src/host.rs
index eeb0936e898f..31a0266145f8 100644
--- a/node/core/pvf/src/host.rs
+++ b/node/core/pvf/src/host.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/lib.rs b/node/core/pvf/src/lib.rs
index 8c40bbb8b939..8b6f2ddb262c 100644
--- a/node/core/pvf/src/lib.rs
+++ b/node/core/pvf/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/metrics.rs b/node/core/pvf/src/metrics.rs
index 72e6d01e7a2f..12bcd9eadad3 100644
--- a/node/core/pvf/src/metrics.rs
+++ b/node/core/pvf/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/prepare/memory_stats.rs b/node/core/pvf/src/prepare/memory_stats.rs
index 0e27fac20875..069ef46caba4 100644
--- a/node/core/pvf/src/prepare/memory_stats.rs
+++ b/node/core/pvf/src/prepare/memory_stats.rs
@@ -1,4 +1,4 @@
-// Copyright 2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/prepare/mod.rs b/node/core/pvf/src/prepare/mod.rs
index bac212e514b0..d8d036a82238 100644
--- a/node/core/pvf/src/prepare/mod.rs
+++ b/node/core/pvf/src/prepare/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/prepare/pool.rs b/node/core/pvf/src/prepare/pool.rs
index 8587fcb1a6b6..f8435a40348d 100644
--- a/node/core/pvf/src/prepare/pool.rs
+++ b/node/core/pvf/src/prepare/pool.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/prepare/queue.rs b/node/core/pvf/src/prepare/queue.rs
index 38db463a33b7..20ee95a435b2 100644
--- a/node/core/pvf/src/prepare/queue.rs
+++ b/node/core/pvf/src/prepare/queue.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/prepare/worker.rs b/node/core/pvf/src/prepare/worker.rs
index 43926e6b64ab..3b2ae211e6ca 100644
--- a/node/core/pvf/src/prepare/worker.rs
+++ b/node/core/pvf/src/prepare/worker.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/priority.rs b/node/core/pvf/src/priority.rs
index b80c9195832a..d4bd49eaee84 100644
--- a/node/core/pvf/src/priority.rs
+++ b/node/core/pvf/src/priority.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/pvf.rs b/node/core/pvf/src/pvf.rs
index 7e7aa6be5245..ad2dc5fcd918 100644
--- a/node/core/pvf/src/pvf.rs
+++ b/node/core/pvf/src/pvf.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/testing.rs b/node/core/pvf/src/testing.rs
index 9ff6d5a15e05..fb1b406cdad6 100644
--- a/node/core/pvf/src/testing.rs
+++ b/node/core/pvf/src/testing.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/src/worker_common.rs b/node/core/pvf/src/worker_common.rs
index a7d5d9014506..3caee34a5d0f 100644
--- a/node/core/pvf/src/worker_common.rs
+++ b/node/core/pvf/src/worker_common.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/tests/it/adder.rs b/node/core/pvf/tests/it/adder.rs
index 3c373f7ea517..f52827699e2d 100644
--- a/node/core/pvf/tests/it/adder.rs
+++ b/node/core/pvf/tests/it/adder.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/tests/it/main.rs b/node/core/pvf/tests/it/main.rs
index 6833a7de9fb0..ecd885ab642e 100644
--- a/node/core/pvf/tests/it/main.rs
+++ b/node/core/pvf/tests/it/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/pvf/tests/it/worker_common.rs b/node/core/pvf/tests/it/worker_common.rs
index 72bc80916262..3a17efc8df5c 100644
--- a/node/core/pvf/tests/it/worker_common.rs
+++ b/node/core/pvf/tests/it/worker_common.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/runtime-api/src/cache.rs b/node/core/runtime-api/src/cache.rs
index 63274f10c4bf..ea7135696e34 100644
--- a/node/core/runtime-api/src/cache.rs
+++ b/node/core/runtime-api/src/cache.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/runtime-api/src/lib.rs b/node/core/runtime-api/src/lib.rs
index 8ea9d1509bf0..57947ccdc1de 100644
--- a/node/core/runtime-api/src/lib.rs
+++ b/node/core/runtime-api/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/runtime-api/src/metrics.rs b/node/core/runtime-api/src/metrics.rs
index d9459d1ad57b..dc9103897781 100644
--- a/node/core/runtime-api/src/metrics.rs
+++ b/node/core/runtime-api/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/core/runtime-api/src/tests.rs b/node/core/runtime-api/src/tests.rs
index f1cf1c7f4692..b5ba4fc08a78 100644
--- a/node/core/runtime-api/src/tests.rs
+++ b/node/core/runtime-api/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/gum/proc-macro/src/lib.rs b/node/gum/proc-macro/src/lib.rs
index 374ccaec3788..d51742e9cadc 100644
--- a/node/gum/proc-macro/src/lib.rs
+++ b/node/gum/proc-macro/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/gum/proc-macro/src/tests.rs b/node/gum/proc-macro/src/tests.rs
index ffe332e06653..c97a7c5980c4 100644
--- a/node/gum/proc-macro/src/tests.rs
+++ b/node/gum/proc-macro/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/gum/proc-macro/src/types.rs b/node/gum/proc-macro/src/types.rs
index 7a2f663fee38..6926e1ade96d 100644
--- a/node/gum/proc-macro/src/types.rs
+++ b/node/gum/proc-macro/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/gum/src/lib.rs b/node/gum/src/lib.rs
index 9cc6e9ff6620..8e65343d21e2 100644
--- a/node/gum/src/lib.rs
+++ b/node/gum/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/gum/src/tests.rs b/node/gum/src/tests.rs
index 8ca7e3124bdc..941abf234dd5 100644
--- a/node/gum/src/tests.rs
+++ b/node/gum/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/jaeger/src/config.rs b/node/jaeger/src/config.rs
index 777d7705f5e7..702a22e1245c 100644
--- a/node/jaeger/src/config.rs
+++ b/node/jaeger/src/config.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/jaeger/src/errors.rs b/node/jaeger/src/errors.rs
index cf5cdc1e8649..adedda34c7fc 100644
--- a/node/jaeger/src/errors.rs
+++ b/node/jaeger/src/errors.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/jaeger/src/lib.rs b/node/jaeger/src/lib.rs
index f33563a3d752..99222589d4ab 100644
--- a/node/jaeger/src/lib.rs
+++ b/node/jaeger/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/jaeger/src/spans.rs b/node/jaeger/src/spans.rs
index b67ca0f9f260..b17a78410949 100644
--- a/node/jaeger/src/spans.rs
+++ b/node/jaeger/src/spans.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/interceptor.rs b/node/malus/src/interceptor.rs
index a41712e469f1..cbf39bccd160 100644
--- a/node/malus/src/interceptor.rs
+++ b/node/malus/src/interceptor.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/malus.rs b/node/malus/src/malus.rs
index 2c10f75beb5a..f202996aca1e 100644
--- a/node/malus/src/malus.rs
+++ b/node/malus/src/malus.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/shared.rs b/node/malus/src/shared.rs
index 11d81aded11e..28666e400aa9 100644
--- a/node/malus/src/shared.rs
+++ b/node/malus/src/shared.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/tests.rs b/node/malus/src/tests.rs
index 706e8b931993..1cf0698babcc 100644
--- a/node/malus/src/tests.rs
+++ b/node/malus/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/variants/back_garbage_candidate.rs b/node/malus/src/variants/back_garbage_candidate.rs
index b17b8bca5887..d0d21f783dff 100644
--- a/node/malus/src/variants/back_garbage_candidate.rs
+++ b/node/malus/src/variants/back_garbage_candidate.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/variants/common.rs b/node/malus/src/variants/common.rs
index e491b1081281..4ea8b88b56a5 100644
--- a/node/malus/src/variants/common.rs
+++ b/node/malus/src/variants/common.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/variants/dispute_valid_candidates.rs b/node/malus/src/variants/dispute_valid_candidates.rs
index cea058023d6f..89504d76fbe6 100644
--- a/node/malus/src/variants/dispute_valid_candidates.rs
+++ b/node/malus/src/variants/dispute_valid_candidates.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/variants/mod.rs b/node/malus/src/variants/mod.rs
index 6f9a9359e025..3789f33ac98b 100644
--- a/node/malus/src/variants/mod.rs
+++ b/node/malus/src/variants/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/malus/src/variants/suggest_garbage_candidate.rs b/node/malus/src/variants/suggest_garbage_candidate.rs
index 7e1a9246bc4f..cec194345af6 100644
--- a/node/malus/src/variants/suggest_garbage_candidate.rs
+++ b/node/malus/src/variants/suggest_garbage_candidate.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/metrics/src/lib.rs b/node/metrics/src/lib.rs
index 3c00272981ca..69b3771d696a 100644
--- a/node/metrics/src/lib.rs
+++ b/node/metrics/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/metrics/src/metronome.rs b/node/metrics/src/metronome.rs
index ac47e20319d8..a379062c9cb1 100644
--- a/node/metrics/src/metronome.rs
+++ b/node/metrics/src/metronome.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/metrics/src/runtime/mod.rs b/node/metrics/src/runtime/mod.rs
index 8b75342bf9f5..7cd24b01c117 100644
--- a/node/metrics/src/runtime/mod.rs
+++ b/node/metrics/src/runtime/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/metrics/src/runtime/parachain.rs b/node/metrics/src/runtime/parachain.rs
index dcbf8123418e..b1377182088e 100644
--- a/node/metrics/src/runtime/parachain.rs
+++ b/node/metrics/src/runtime/parachain.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/metrics/src/tests.rs b/node/metrics/src/tests.rs
index 23ebcef13788..486a88b99312 100644
--- a/node/metrics/src/tests.rs
+++ b/node/metrics/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/node/network/approval-distribution/src/lib.rs b/node/network/approval-distribution/src/lib.rs
index f0df22b559e6..22c5ed8b66e2 100644
--- a/node/network/approval-distribution/src/lib.rs
+++ b/node/network/approval-distribution/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/approval-distribution/src/metrics.rs b/node/network/approval-distribution/src/metrics.rs
index 47bae7065a05..3cdc64a8b76f 100644
--- a/node/network/approval-distribution/src/metrics.rs
+++ b/node/network/approval-distribution/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/approval-distribution/src/tests.rs b/node/network/approval-distribution/src/tests.rs
index 459b9d4899fb..31fe0a421d38 100644
--- a/node/network/approval-distribution/src/tests.rs
+++ b/node/network/approval-distribution/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/error.rs b/node/network/availability-distribution/src/error.rs
index f4fe86a58732..3e060723e724 100644
--- a/node/network/availability-distribution/src/error.rs
+++ b/node/network/availability-distribution/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/lib.rs b/node/network/availability-distribution/src/lib.rs
index f961d95de96d..bbefe12f111f 100644
--- a/node/network/availability-distribution/src/lib.rs
+++ b/node/network/availability-distribution/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/metrics.rs b/node/network/availability-distribution/src/metrics.rs
index a9e67bb7615e..bc724be10d9b 100644
--- a/node/network/availability-distribution/src/metrics.rs
+++ b/node/network/availability-distribution/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/pov_requester/mod.rs b/node/network/availability-distribution/src/pov_requester/mod.rs
index ebe33f3b9423..8fc9fa82153e 100644
--- a/node/network/availability-distribution/src/pov_requester/mod.rs
+++ b/node/network/availability-distribution/src/pov_requester/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/requester/fetch_task/mod.rs b/node/network/availability-distribution/src/requester/fetch_task/mod.rs
index adc2c32e30bd..119bcdaa94f0 100644
--- a/node/network/availability-distribution/src/requester/fetch_task/mod.rs
+++ b/node/network/availability-distribution/src/requester/fetch_task/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/requester/fetch_task/tests.rs b/node/network/availability-distribution/src/requester/fetch_task/tests.rs
index 2f271ebcf361..460f20499ed5 100644
--- a/node/network/availability-distribution/src/requester/fetch_task/tests.rs
+++ b/node/network/availability-distribution/src/requester/fetch_task/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/requester/mod.rs b/node/network/availability-distribution/src/requester/mod.rs
index 58a04dbcbf76..e27f40982ae8 100644
--- a/node/network/availability-distribution/src/requester/mod.rs
+++ b/node/network/availability-distribution/src/requester/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/requester/session_cache.rs b/node/network/availability-distribution/src/requester/session_cache.rs
index 836634fea332..e9311fb22038 100644
--- a/node/network/availability-distribution/src/requester/session_cache.rs
+++ b/node/network/availability-distribution/src/requester/session_cache.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/requester/tests.rs b/node/network/availability-distribution/src/requester/tests.rs
index abb81d28131f..b74a69ea0769 100644
--- a/node/network/availability-distribution/src/requester/tests.rs
+++ b/node/network/availability-distribution/src/requester/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/responder.rs b/node/network/availability-distribution/src/responder.rs
index d8e5a9c1a659..54b188f7f01f 100644
--- a/node/network/availability-distribution/src/responder.rs
+++ b/node/network/availability-distribution/src/responder.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/tests/mock.rs b/node/network/availability-distribution/src/tests/mock.rs
index bbceea0701af..3df662fe546c 100644
--- a/node/network/availability-distribution/src/tests/mock.rs
+++ b/node/network/availability-distribution/src/tests/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/tests/mod.rs b/node/network/availability-distribution/src/tests/mod.rs
index 93e8df62683d..d0aee7e5e010 100644
--- a/node/network/availability-distribution/src/tests/mod.rs
+++ b/node/network/availability-distribution/src/tests/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-distribution/src/tests/state.rs b/node/network/availability-distribution/src/tests/state.rs
index 50a7ea271f49..36fb16f7e11c 100644
--- a/node/network/availability-distribution/src/tests/state.rs
+++ b/node/network/availability-distribution/src/tests/state.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-recovery/src/error.rs b/node/network/availability-recovery/src/error.rs
index 70f23bef92b9..47277a521b81 100644
--- a/node/network/availability-recovery/src/error.rs
+++ b/node/network/availability-recovery/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-recovery/src/futures_undead.rs b/node/network/availability-recovery/src/futures_undead.rs
index aa91c39f8ed1..225f6693a725 100644
--- a/node/network/availability-recovery/src/futures_undead.rs
+++ b/node/network/availability-recovery/src/futures_undead.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-recovery/src/lib.rs b/node/network/availability-recovery/src/lib.rs
index a504021def59..9d6092ef84e5 100644
--- a/node/network/availability-recovery/src/lib.rs
+++ b/node/network/availability-recovery/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-recovery/src/metrics.rs b/node/network/availability-recovery/src/metrics.rs
index 7acf0c228c5a..255d708e69e2 100644
--- a/node/network/availability-recovery/src/metrics.rs
+++ b/node/network/availability-recovery/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/availability-recovery/src/tests.rs b/node/network/availability-recovery/src/tests.rs
index 0f25b502b6cd..b47a033f0d13 100644
--- a/node/network/availability-recovery/src/tests.rs
+++ b/node/network/availability-recovery/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bitfield-distribution/src/lib.rs b/node/network/bitfield-distribution/src/lib.rs
index 63a9c4ccf091..a3dcaf0f2ff3 100644
--- a/node/network/bitfield-distribution/src/lib.rs
+++ b/node/network/bitfield-distribution/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bitfield-distribution/src/metrics.rs b/node/network/bitfield-distribution/src/metrics.rs
index 2a1fae5a948f..71d8a01300f2 100644
--- a/node/network/bitfield-distribution/src/metrics.rs
+++ b/node/network/bitfield-distribution/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bitfield-distribution/src/tests.rs b/node/network/bitfield-distribution/src/tests.rs
index 0ee9f98346ea..f36fd59c3530 100644
--- a/node/network/bitfield-distribution/src/tests.rs
+++ b/node/network/bitfield-distribution/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/errors.rs b/node/network/bridge/src/errors.rs
index ef7a307023a5..1234bd919002 100644
--- a/node/network/bridge/src/errors.rs
+++ b/node/network/bridge/src/errors.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/lib.rs b/node/network/bridge/src/lib.rs
index 77d106d25f7b..0dd6227b71a2 100644
--- a/node/network/bridge/src/lib.rs
+++ b/node/network/bridge/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/metrics.rs b/node/network/bridge/src/metrics.rs
index 5ca392ee33f8..bb90daad5676 100644
--- a/node/network/bridge/src/metrics.rs
+++ b/node/network/bridge/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/network.rs b/node/network/bridge/src/network.rs
index 3d598a181a07..9365439ed03c 100644
--- a/node/network/bridge/src/network.rs
+++ b/node/network/bridge/src/network.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/rx/mod.rs b/node/network/bridge/src/rx/mod.rs
index 5253ada28c00..8b170edf04a3 100644
--- a/node/network/bridge/src/rx/mod.rs
+++ b/node/network/bridge/src/rx/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/rx/tests.rs b/node/network/bridge/src/rx/tests.rs
index b16287f82f8a..51e895f52f9b 100644
--- a/node/network/bridge/src/rx/tests.rs
+++ b/node/network/bridge/src/rx/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/tx/mod.rs b/node/network/bridge/src/tx/mod.rs
index 32a0ecaf7510..3b9f6b8602d6 100644
--- a/node/network/bridge/src/tx/mod.rs
+++ b/node/network/bridge/src/tx/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/tx/tests.rs b/node/network/bridge/src/tx/tests.rs
index 9853927e58c9..c03c131d9e18 100644
--- a/node/network/bridge/src/tx/tests.rs
+++ b/node/network/bridge/src/tx/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/bridge/src/validator_discovery.rs b/node/network/bridge/src/validator_discovery.rs
index 88096c08ce17..8da08dd53e7f 100644
--- a/node/network/bridge/src/validator_discovery.rs
+++ b/node/network/bridge/src/validator_discovery.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/collator-protocol/src/collator_side/metrics.rs b/node/network/collator-protocol/src/collator_side/metrics.rs
index 85e00406b9ba..3b5758ccc7b6 100644
--- a/node/network/collator-protocol/src/collator_side/metrics.rs
+++ b/node/network/collator-protocol/src/collator_side/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/collator-protocol/src/collator_side/mod.rs b/node/network/collator-protocol/src/collator_side/mod.rs
index cb4a3b4a8f52..9aaeb0deb9eb 100644
--- a/node/network/collator-protocol/src/collator_side/mod.rs
+++ b/node/network/collator-protocol/src/collator_side/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/collator-protocol/src/collator_side/tests.rs b/node/network/collator-protocol/src/collator_side/tests.rs
index d7e7d45fadac..aeb64e22c978 100644
--- a/node/network/collator-protocol/src/collator_side/tests.rs
+++ b/node/network/collator-protocol/src/collator_side/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/collator-protocol/src/collator_side/validators_buffer.rs b/node/network/collator-protocol/src/collator_side/validators_buffer.rs
index 054d8960b77f..851923a6d0d4 100644
--- a/node/network/collator-protocol/src/collator_side/validators_buffer.rs
+++ b/node/network/collator-protocol/src/collator_side/validators_buffer.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/collator-protocol/src/error.rs b/node/network/collator-protocol/src/error.rs
index b1c86fa81c5a..1b6a512b5dea 100644
--- a/node/network/collator-protocol/src/error.rs
+++ b/node/network/collator-protocol/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/collator-protocol/src/lib.rs b/node/network/collator-protocol/src/lib.rs
index ab8718ee3be6..0831f8907a2b 100644
--- a/node/network/collator-protocol/src/lib.rs
+++ b/node/network/collator-protocol/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/collator-protocol/src/validator_side/mod.rs b/node/network/collator-protocol/src/validator_side/mod.rs
index 8ed4fd4492c0..3d422336d292 100644
--- a/node/network/collator-protocol/src/validator_side/mod.rs
+++ b/node/network/collator-protocol/src/validator_side/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/collator-protocol/src/validator_side/tests.rs b/node/network/collator-protocol/src/validator_side/tests.rs
index 66a5dd5e0372..97d4391b4df6 100644
--- a/node/network/collator-protocol/src/validator_side/tests.rs
+++ b/node/network/collator-protocol/src/validator_side/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/error.rs b/node/network/dispute-distribution/src/error.rs
index cc5be11602f4..a2fdae96ef01 100644
--- a/node/network/dispute-distribution/src/error.rs
+++ b/node/network/dispute-distribution/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/lib.rs b/node/network/dispute-distribution/src/lib.rs
index 1ac54c6219d4..a39f78358f44 100644
--- a/node/network/dispute-distribution/src/lib.rs
+++ b/node/network/dispute-distribution/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/metrics.rs b/node/network/dispute-distribution/src/metrics.rs
index aa2feeaad3a0..3c04758b8bab 100644
--- a/node/network/dispute-distribution/src/metrics.rs
+++ b/node/network/dispute-distribution/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/receiver/batches/batch.rs b/node/network/dispute-distribution/src/receiver/batches/batch.rs
index cb08df4595f9..75f37107dff9 100644
--- a/node/network/dispute-distribution/src/receiver/batches/batch.rs
+++ b/node/network/dispute-distribution/src/receiver/batches/batch.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/receiver/batches/mod.rs b/node/network/dispute-distribution/src/receiver/batches/mod.rs
index 8e3e157c92d6..76c7683d1574 100644
--- a/node/network/dispute-distribution/src/receiver/batches/mod.rs
+++ b/node/network/dispute-distribution/src/receiver/batches/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/receiver/batches/waiting_queue.rs b/node/network/dispute-distribution/src/receiver/batches/waiting_queue.rs
index 995dc74d358f..72f6e80a26a4 100644
--- a/node/network/dispute-distribution/src/receiver/batches/waiting_queue.rs
+++ b/node/network/dispute-distribution/src/receiver/batches/waiting_queue.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/receiver/error.rs b/node/network/dispute-distribution/src/receiver/error.rs
index 57e3222b89e7..f1f27ea275a6 100644
--- a/node/network/dispute-distribution/src/receiver/error.rs
+++ b/node/network/dispute-distribution/src/receiver/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/receiver/mod.rs b/node/network/dispute-distribution/src/receiver/mod.rs
index b84be7b2dfde..ed108a67fac3 100644
--- a/node/network/dispute-distribution/src/receiver/mod.rs
+++ b/node/network/dispute-distribution/src/receiver/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/receiver/peer_queues.rs b/node/network/dispute-distribution/src/receiver/peer_queues.rs
index fc3b969731cd..bc58c019713b 100644
--- a/node/network/dispute-distribution/src/receiver/peer_queues.rs
+++ b/node/network/dispute-distribution/src/receiver/peer_queues.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/sender/error.rs b/node/network/dispute-distribution/src/sender/error.rs
index c2f204344e15..348a4083c9c4 100644
--- a/node/network/dispute-distribution/src/sender/error.rs
+++ b/node/network/dispute-distribution/src/sender/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/sender/mod.rs b/node/network/dispute-distribution/src/sender/mod.rs
index 6a1dedcb3c33..f4acc72318ad 100644
--- a/node/network/dispute-distribution/src/sender/mod.rs
+++ b/node/network/dispute-distribution/src/sender/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/sender/send_task.rs b/node/network/dispute-distribution/src/sender/send_task.rs
index 7e01bc1774ac..fcd670ff9ce9 100644
--- a/node/network/dispute-distribution/src/sender/send_task.rs
+++ b/node/network/dispute-distribution/src/sender/send_task.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/tests/mock.rs b/node/network/dispute-distribution/src/tests/mock.rs
index 1a160db52a76..d248328da0a7 100644
--- a/node/network/dispute-distribution/src/tests/mock.rs
+++ b/node/network/dispute-distribution/src/tests/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/dispute-distribution/src/tests/mod.rs b/node/network/dispute-distribution/src/tests/mod.rs
index 337883be8ed7..676079277364 100644
--- a/node/network/dispute-distribution/src/tests/mod.rs
+++ b/node/network/dispute-distribution/src/tests/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/gossip-support/src/lib.rs b/node/network/gossip-support/src/lib.rs
index 9878f7e99ec3..c3a13c74f124 100644
--- a/node/network/gossip-support/src/lib.rs
+++ b/node/network/gossip-support/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/gossip-support/src/metrics.rs b/node/network/gossip-support/src/metrics.rs
index 99bbf72684d8..6cec0523f755 100644
--- a/node/network/gossip-support/src/metrics.rs
+++ b/node/network/gossip-support/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/gossip-support/src/tests.rs b/node/network/gossip-support/src/tests.rs
index 797d653e7724..5f91fcf52147 100644
--- a/node/network/gossip-support/src/tests.rs
+++ b/node/network/gossip-support/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/authority_discovery.rs b/node/network/protocol/src/authority_discovery.rs
index 57a8532376cd..0cf11b93d184 100644
--- a/node/network/protocol/src/authority_discovery.rs
+++ b/node/network/protocol/src/authority_discovery.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/grid_topology.rs b/node/network/protocol/src/grid_topology.rs
index 6e0512dd59a0..1b356f67617b 100644
--- a/node/network/protocol/src/grid_topology.rs
+++ b/node/network/protocol/src/grid_topology.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/lib.rs b/node/network/protocol/src/lib.rs
index 63024e0fd3f6..948c422a82f8 100644
--- a/node/network/protocol/src/lib.rs
+++ b/node/network/protocol/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/peer_set.rs b/node/network/protocol/src/peer_set.rs
index 84c41051f753..ce47ac30811a 100644
--- a/node/network/protocol/src/peer_set.rs
+++ b/node/network/protocol/src/peer_set.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/reputation.rs b/node/network/protocol/src/reputation.rs
index be76eae16f54..7cd2aa5143cf 100644
--- a/node/network/protocol/src/reputation.rs
+++ b/node/network/protocol/src/reputation.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/request_response/incoming/error.rs b/node/network/protocol/src/request_response/incoming/error.rs
index 1bb7fa82effe..efc3d8ecfcd4 100644
--- a/node/network/protocol/src/request_response/incoming/error.rs
+++ b/node/network/protocol/src/request_response/incoming/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/request_response/incoming/mod.rs b/node/network/protocol/src/request_response/incoming/mod.rs
index 808d70645995..c08b6726fa41 100644
--- a/node/network/protocol/src/request_response/incoming/mod.rs
+++ b/node/network/protocol/src/request_response/incoming/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/request_response/mod.rs b/node/network/protocol/src/request_response/mod.rs
index a12905f94ff0..c74e4138e875 100644
--- a/node/network/protocol/src/request_response/mod.rs
+++ b/node/network/protocol/src/request_response/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/request_response/outgoing.rs b/node/network/protocol/src/request_response/outgoing.rs
index 8aa174eb69a7..581a4de63bd9 100644
--- a/node/network/protocol/src/request_response/outgoing.rs
+++ b/node/network/protocol/src/request_response/outgoing.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/protocol/src/request_response/v1.rs b/node/network/protocol/src/request_response/v1.rs
index ca8f59a8396d..0832593a6a3d 100644
--- a/node/network/protocol/src/request_response/v1.rs
+++ b/node/network/protocol/src/request_response/v1.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/statement-distribution/src/error.rs b/node/network/statement-distribution/src/error.rs
index 86cbbc8a9877..14917af99f57 100644
--- a/node/network/statement-distribution/src/error.rs
+++ b/node/network/statement-distribution/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/statement-distribution/src/lib.rs b/node/network/statement-distribution/src/lib.rs
index 3677ac21565a..502165b0b462 100644
--- a/node/network/statement-distribution/src/lib.rs
+++ b/node/network/statement-distribution/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/network/statement-distribution/src/metrics.rs b/node/network/statement-distribution/src/metrics.rs
index 6acbf63eadc0..22a43ea7c50a 100644
--- a/node/network/statement-distribution/src/metrics.rs
+++ b/node/network/statement-distribution/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // Polkadot is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
 // the Free Software Foundation, either version 3 of the License, or
diff --git a/node/network/statement-distribution/src/requester.rs b/node/network/statement-distribution/src/requester.rs
index 941c6772e546..3b477243becf 100644
--- a/node/network/statement-distribution/src/requester.rs
+++ b/node/network/statement-distribution/src/requester.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // Polkadot is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
 // the Free Software Foundation, either version 3 of the License, or
diff --git a/node/network/statement-distribution/src/responder.rs b/node/network/statement-distribution/src/responder.rs
index 8db38385e581..4dad10eb5e4f 100644
--- a/node/network/statement-distribution/src/responder.rs
+++ b/node/network/statement-distribution/src/responder.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // Polkadot is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
 // the Free Software Foundation, either version 3 of the License, or
diff --git a/node/network/statement-distribution/src/tests.rs b/node/network/statement-distribution/src/tests.rs
index f93d0932b306..7726f1c0a5a4 100644
--- a/node/network/statement-distribution/src/tests.rs
+++ b/node/network/statement-distribution/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/overseer/examples/minimal-example.rs b/node/overseer/examples/minimal-example.rs
index ac81a231daa0..a823b1d3961e 100644
--- a/node/overseer/examples/minimal-example.rs
+++ b/node/overseer/examples/minimal-example.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/overseer/src/dummy.rs b/node/overseer/src/dummy.rs
index cc0d6ff99ba5..d93236ac98e8 100644
--- a/node/overseer/src/dummy.rs
+++ b/node/overseer/src/dummy.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/overseer/src/lib.rs b/node/overseer/src/lib.rs
index 7fe0fe3652b1..a2d553779fdc 100644
--- a/node/overseer/src/lib.rs
+++ b/node/overseer/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/overseer/src/memory_stats.rs b/node/overseer/src/memory_stats.rs
index 9d7ebdb943ea..0287021a9ac0 100644
--- a/node/overseer/src/memory_stats.rs
+++ b/node/overseer/src/memory_stats.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/overseer/src/metrics.rs b/node/overseer/src/metrics.rs
index 57858fe98073..d5acf3308313 100644
--- a/node/overseer/src/metrics.rs
+++ b/node/overseer/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/overseer/src/tests.rs b/node/overseer/src/tests.rs
index bc26402aedea..35efa4e1bd6f 100644
--- a/node/overseer/src/tests.rs
+++ b/node/overseer/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/primitives/src/approval.rs b/node/primitives/src/approval.rs
index 809dc57bcbc7..67a88bf60020 100644
--- a/node/primitives/src/approval.rs
+++ b/node/primitives/src/approval.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/primitives/src/disputes/message.rs b/node/primitives/src/disputes/message.rs
index 4a1650ed8ced..992d70ba1324 100644
--- a/node/primitives/src/disputes/message.rs
+++ b/node/primitives/src/disputes/message.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/primitives/src/disputes/mod.rs b/node/primitives/src/disputes/mod.rs
index 554b96428133..5e8e5815258d 100644
--- a/node/primitives/src/disputes/mod.rs
+++ b/node/primitives/src/disputes/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/primitives/src/disputes/status.rs b/node/primitives/src/disputes/status.rs
index 7cc26c1a1f7a..309225edc94b 100644
--- a/node/primitives/src/disputes/status.rs
+++ b/node/primitives/src/disputes/status.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/primitives/src/lib.rs b/node/primitives/src/lib.rs
index c113769563ad..18e043be9c4d 100644
--- a/node/primitives/src/lib.rs
+++ b/node/primitives/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/service/src/chain_spec.rs b/node/service/src/chain_spec.rs
index f867cf97ca7d..431af1ec06b6 100644
--- a/node/service/src/chain_spec.rs
+++ b/node/service/src/chain_spec.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/service/src/grandpa_support.rs b/node/service/src/grandpa_support.rs
index 14507e87a2d8..3a767d9783f0 100644
--- a/node/service/src/grandpa_support.rs
+++ b/node/service/src/grandpa_support.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/service/src/lib.rs b/node/service/src/lib.rs
index 913c30b46c4e..86bae65a268b 100644
--- a/node/service/src/lib.rs
+++ b/node/service/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/service/src/overseer.rs b/node/service/src/overseer.rs
index 39a57289a9f6..d669a41f6f86 100644
--- a/node/service/src/overseer.rs
+++ b/node/service/src/overseer.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/service/src/parachains_db/mod.rs b/node/service/src/parachains_db/mod.rs
index 74e7e13dc657..918aecd25e76 100644
--- a/node/service/src/parachains_db/mod.rs
+++ b/node/service/src/parachains_db/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/service/src/parachains_db/upgrade.rs b/node/service/src/parachains_db/upgrade.rs
index 01d4fb62f7f6..c52bd21c0573 100644
--- a/node/service/src/parachains_db/upgrade.rs
+++ b/node/service/src/parachains_db/upgrade.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/service/src/relay_chain_selection.rs b/node/service/src/relay_chain_selection.rs
index 41bd08e611de..18d6866e049e 100644
--- a/node/service/src/relay_chain_selection.rs
+++ b/node/service/src/relay_chain_selection.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/service/src/tests.rs b/node/service/src/tests.rs
index 1a2997fe6723..d28391a42e51 100644
--- a/node/service/src/tests.rs
+++ b/node/service/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-test-helpers/src/lib.rs b/node/subsystem-test-helpers/src/lib.rs
index 5a5a74d285f5..4170f22c5b86 100644
--- a/node/subsystem-test-helpers/src/lib.rs
+++ b/node/subsystem-test-helpers/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-test-helpers/src/mock.rs b/node/subsystem-test-helpers/src/mock.rs
index 77e55b708351..04695983d1d5 100644
--- a/node/subsystem-test-helpers/src/mock.rs
+++ b/node/subsystem-test-helpers/src/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-types/src/errors.rs b/node/subsystem-types/src/errors.rs
index 48829e7fc779..d633ac2ef959 100644
--- a/node/subsystem-types/src/errors.rs
+++ b/node/subsystem-types/src/errors.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-types/src/lib.rs b/node/subsystem-types/src/lib.rs
index 576507367095..2ec25bb4ee51 100644
--- a/node/subsystem-types/src/lib.rs
+++ b/node/subsystem-types/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-types/src/messages.rs b/node/subsystem-types/src/messages.rs
index 95895a5b0aec..ee0c4ebc4711 100644
--- a/node/subsystem-types/src/messages.rs
+++ b/node/subsystem-types/src/messages.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-types/src/messages/network_bridge_event.rs b/node/subsystem-types/src/messages/network_bridge_event.rs
index cc9f21b5582e..3578a9efee25 100644
--- a/node/subsystem-types/src/messages/network_bridge_event.rs
+++ b/node/subsystem-types/src/messages/network_bridge_event.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-types/src/runtime_client.rs b/node/subsystem-types/src/runtime_client.rs
index 7af3cb33696b..5f8db5a8d0cb 100644
--- a/node/subsystem-types/src/runtime_client.rs
+++ b/node/subsystem-types/src/runtime_client.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-util/src/database.rs b/node/subsystem-util/src/database.rs
index d29a4460ea7e..be5110c4aaba 100644
--- a/node/subsystem-util/src/database.rs
+++ b/node/subsystem-util/src/database.rs
@@ -1,4 +1,4 @@
-// Copyright 2021-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-util/src/determine_new_blocks.rs b/node/subsystem-util/src/determine_new_blocks.rs
index 8bebe969cb78..9ffb5d9757f8 100644
--- a/node/subsystem-util/src/determine_new_blocks.rs
+++ b/node/subsystem-util/src/determine_new_blocks.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-util/src/lib.rs b/node/subsystem-util/src/lib.rs
index d4c04a32a89d..6c16cf396c40 100644
--- a/node/subsystem-util/src/lib.rs
+++ b/node/subsystem-util/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-util/src/nesting_sender.rs b/node/subsystem-util/src/nesting_sender.rs
index 75f8da9a0cd2..97c95aae419e 100644
--- a/node/subsystem-util/src/nesting_sender.rs
+++ b/node/subsystem-util/src/nesting_sender.rs
@@ -1,4 +1,4 @@
-// Copyright 2022-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-util/src/rolling_session_window.rs b/node/subsystem-util/src/rolling_session_window.rs
index 500ce755692b..4205831e0988 100644
--- a/node/subsystem-util/src/rolling_session_window.rs
+++ b/node/subsystem-util/src/rolling_session_window.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-util/src/runtime/error.rs b/node/subsystem-util/src/runtime/error.rs
index 90a988d786ea..db3eacd68514 100644
--- a/node/subsystem-util/src/runtime/error.rs
+++ b/node/subsystem-util/src/runtime/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-util/src/runtime/mod.rs b/node/subsystem-util/src/runtime/mod.rs
index 14e32e92f584..6e06b99bbe03 100644
--- a/node/subsystem-util/src/runtime/mod.rs
+++ b/node/subsystem-util/src/runtime/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem-util/src/tests.rs b/node/subsystem-util/src/tests.rs
index e3bae035d714..9ade95d4e894 100644
--- a/node/subsystem-util/src/tests.rs
+++ b/node/subsystem-util/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/subsystem/src/lib.rs b/node/subsystem/src/lib.rs
index 6d534f5fd5bd..df379f2d97b6 100644
--- a/node/subsystem/src/lib.rs
+++ b/node/subsystem/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/client/src/block_builder.rs b/node/test/client/src/block_builder.rs
index 428da8c1999d..33b01d018d04 100644
--- a/node/test/client/src/block_builder.rs
+++ b/node/test/client/src/block_builder.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/client/src/lib.rs b/node/test/client/src/lib.rs
index 2f698a09b94e..e27e8a5bda8b 100644
--- a/node/test/client/src/lib.rs
+++ b/node/test/client/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/performance-test/build.rs b/node/test/performance-test/build.rs
index b990c44a3143..304b24c3b85f 100644
--- a/node/test/performance-test/build.rs
+++ b/node/test/performance-test/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/performance-test/src/constants.rs b/node/test/performance-test/src/constants.rs
index 0f27bb49916c..158646ffc6ec 100644
--- a/node/test/performance-test/src/constants.rs
+++ b/node/test/performance-test/src/constants.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/performance-test/src/gen_ref_constants.rs b/node/test/performance-test/src/gen_ref_constants.rs
index 51327bdec693..0f06af1580ef 100644
--- a/node/test/performance-test/src/gen_ref_constants.rs
+++ b/node/test/performance-test/src/gen_ref_constants.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/performance-test/src/lib.rs b/node/test/performance-test/src/lib.rs
index 636bb7a00ea9..e426cc4e5142 100644
--- a/node/test/performance-test/src/lib.rs
+++ b/node/test/performance-test/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/service/src/chain_spec.rs b/node/test/service/src/chain_spec.rs
index e02bfc541495..2c6d95260df6 100644
--- a/node/test/service/src/chain_spec.rs
+++ b/node/test/service/src/chain_spec.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/service/src/lib.rs b/node/test/service/src/lib.rs
index f2a3c18197b3..4039f407ee39 100644
--- a/node/test/service/src/lib.rs
+++ b/node/test/service/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/service/tests/build-blocks.rs b/node/test/service/tests/build-blocks.rs
index 6f7951a0771d..b75fed60297a 100644
--- a/node/test/service/tests/build-blocks.rs
+++ b/node/test/service/tests/build-blocks.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/test/service/tests/call-function.rs b/node/test/service/tests/call-function.rs
index 7e36f18d763c..c3baefdb9c91 100644
--- a/node/test/service/tests/call-function.rs
+++ b/node/test/service/tests/call-function.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/zombienet-backchannel/src/errors.rs b/node/zombienet-backchannel/src/errors.rs
index d6ce76c9347c..df74dd477752 100644
--- a/node/zombienet-backchannel/src/errors.rs
+++ b/node/zombienet-backchannel/src/errors.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/node/zombienet-backchannel/src/lib.rs b/node/zombienet-backchannel/src/lib.rs
index d5298515e762..fa9218d2d350 100644
--- a/node/zombienet-backchannel/src/lib.rs
+++ b/node/zombienet-backchannel/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/src/lib.rs b/parachain/src/lib.rs
index e73103d5578d..7bead2314839 100644
--- a/parachain/src/lib.rs
+++ b/parachain/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/src/primitives.rs b/parachain/src/primitives.rs
index 00b36bb545a3..224591d6048d 100644
--- a/parachain/src/primitives.rs
+++ b/parachain/src/primitives.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/src/wasm_api.rs b/parachain/src/wasm_api.rs
index 0c20b94c5d73..981d276af75c 100644
--- a/parachain/src/wasm_api.rs
+++ b/parachain/src/wasm_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/adder/build.rs b/parachain/test-parachains/adder/build.rs
index 1725943d37ad..d6377f3d5a5a 100644
--- a/parachain/test-parachains/adder/build.rs
+++ b/parachain/test-parachains/adder/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/adder/collator/bin/puppet_worker.rs b/parachain/test-parachains/adder/collator/bin/puppet_worker.rs
index 4b026e96a809..7f93519d8454 100644
--- a/parachain/test-parachains/adder/collator/bin/puppet_worker.rs
+++ b/parachain/test-parachains/adder/collator/bin/puppet_worker.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/adder/collator/src/cli.rs b/parachain/test-parachains/adder/collator/src/cli.rs
index a71837c4663a..7a73ce5c61a4 100644
--- a/parachain/test-parachains/adder/collator/src/cli.rs
+++ b/parachain/test-parachains/adder/collator/src/cli.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/adder/collator/src/lib.rs b/parachain/test-parachains/adder/collator/src/lib.rs
index ae5596e1ce55..02a4598f9e47 100644
--- a/parachain/test-parachains/adder/collator/src/lib.rs
+++ b/parachain/test-parachains/adder/collator/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/adder/collator/src/main.rs b/parachain/test-parachains/adder/collator/src/main.rs
index a953624df3b4..699cee202cb8 100644
--- a/parachain/test-parachains/adder/collator/src/main.rs
+++ b/parachain/test-parachains/adder/collator/src/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/adder/collator/tests/integration.rs b/parachain/test-parachains/adder/collator/tests/integration.rs
index a62f2a88c83c..9ab1c0c337a6 100644
--- a/parachain/test-parachains/adder/collator/tests/integration.rs
+++ b/parachain/test-parachains/adder/collator/tests/integration.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/adder/src/lib.rs b/parachain/test-parachains/adder/src/lib.rs
index 0674e565b86f..4cf1ba8ac971 100644
--- a/parachain/test-parachains/adder/src/lib.rs
+++ b/parachain/test-parachains/adder/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/adder/src/wasm_validation.rs b/parachain/test-parachains/adder/src/wasm_validation.rs
index 69c383a48796..048330437cd7 100644
--- a/parachain/test-parachains/adder/src/wasm_validation.rs
+++ b/parachain/test-parachains/adder/src/wasm_validation.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/halt/build.rs b/parachain/test-parachains/halt/build.rs
index 373ef6ac6805..aabf553cedd9 100644
--- a/parachain/test-parachains/halt/build.rs
+++ b/parachain/test-parachains/halt/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/halt/src/lib.rs b/parachain/test-parachains/halt/src/lib.rs
index c6820b493e81..47e7d199f0bc 100644
--- a/parachain/test-parachains/halt/src/lib.rs
+++ b/parachain/test-parachains/halt/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/src/lib.rs b/parachain/test-parachains/src/lib.rs
index 5220c2848612..6d34be4d1a1a 100644
--- a/parachain/test-parachains/src/lib.rs
+++ b/parachain/test-parachains/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/undying/build.rs b/parachain/test-parachains/undying/build.rs
index 665e0e08fbbf..d6377f3d5a5a 100644
--- a/parachain/test-parachains/undying/build.rs
+++ b/parachain/test-parachains/undying/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/undying/collator/bin/puppet_worker.rs b/parachain/test-parachains/undying/collator/bin/puppet_worker.rs
index ffe20fd6caf2..7f93519d8454 100644
--- a/parachain/test-parachains/undying/collator/bin/puppet_worker.rs
+++ b/parachain/test-parachains/undying/collator/bin/puppet_worker.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/undying/collator/src/cli.rs b/parachain/test-parachains/undying/collator/src/cli.rs
index 703a0bfd46f6..8f5da7bf1bce 100644
--- a/parachain/test-parachains/undying/collator/src/cli.rs
+++ b/parachain/test-parachains/undying/collator/src/cli.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/undying/collator/src/lib.rs b/parachain/test-parachains/undying/collator/src/lib.rs
index 317b85d3d492..838590fa16f5 100644
--- a/parachain/test-parachains/undying/collator/src/lib.rs
+++ b/parachain/test-parachains/undying/collator/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/undying/collator/src/main.rs b/parachain/test-parachains/undying/collator/src/main.rs
index e28e1e25cf63..189674b82a97 100644
--- a/parachain/test-parachains/undying/collator/src/main.rs
+++ b/parachain/test-parachains/undying/collator/src/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/undying/collator/tests/integration.rs b/parachain/test-parachains/undying/collator/tests/integration.rs
index c6f56e5faf6e..8ca6eec9aa62 100644
--- a/parachain/test-parachains/undying/collator/tests/integration.rs
+++ b/parachain/test-parachains/undying/collator/tests/integration.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/undying/src/lib.rs b/parachain/test-parachains/undying/src/lib.rs
index 021843292cea..abd88726b7fc 100644
--- a/parachain/test-parachains/undying/src/lib.rs
+++ b/parachain/test-parachains/undying/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/parachain/test-parachains/undying/src/wasm_validation.rs b/parachain/test-parachains/undying/src/wasm_validation.rs
index 873819ad2b1e..de4a1d7e2329 100644
--- a/parachain/test-parachains/undying/src/wasm_validation.rs
+++ b/parachain/test-parachains/undying/src/wasm_validation.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/primitives/src/lib.rs b/primitives/src/lib.rs
index c7c4b502d3f3..9cd1de8b4778 100644
--- a/primitives/src/lib.rs
+++ b/primitives/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/primitives/src/runtime_api.rs b/primitives/src/runtime_api.rs
index 222eb9580ce0..f6269e60dd0c 100644
--- a/primitives/src/runtime_api.rs
+++ b/primitives/src/runtime_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/primitives/src/v4/executor_params.rs b/primitives/src/v4/executor_params.rs
index 0f7665f72029..badaf3b44a66 100644
--- a/primitives/src/v4/executor_params.rs
+++ b/primitives/src/v4/executor_params.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/primitives/src/v4/metrics.rs b/primitives/src/v4/metrics.rs
index 36967c0856a1..cf57be0b8092 100644
--- a/primitives/src/v4/metrics.rs
+++ b/primitives/src/v4/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/primitives/src/v4/mod.rs b/primitives/src/v4/mod.rs
index 4319aba53e1d..6b8434cbbe05 100644
--- a/primitives/src/v4/mod.rs
+++ b/primitives/src/v4/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/primitives/src/v4/signed.rs b/primitives/src/v4/signed.rs
index bb83641d882b..5eff153ba2a1 100644
--- a/primitives/src/v4/signed.rs
+++ b/primitives/src/v4/signed.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/primitives/src/vstaging/mod.rs b/primitives/src/vstaging/mod.rs
index 9f5a99852e37..c5ef4b56164d 100644
--- a/primitives/src/vstaging/mod.rs
+++ b/primitives/src/vstaging/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/primitives/test-helpers/src/lib.rs b/primitives/test-helpers/src/lib.rs
index f1603a53bf2a..ac7af5b5fa7d 100644
--- a/primitives/test-helpers/src/lib.rs
+++ b/primitives/test-helpers/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/rpc/src/lib.rs b/rpc/src/lib.rs
index 14462f659032..e60afdc5acea 100644
--- a/rpc/src/lib.rs
+++ b/rpc/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/slot_range_helper/src/lib.rs b/runtime/common/slot_range_helper/src/lib.rs
index 74f9a650bd80..626232032fbd 100644
--- a/runtime/common/slot_range_helper/src/lib.rs
+++ b/runtime/common/slot_range_helper/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/assigned_slots.rs b/runtime/common/src/assigned_slots.rs
index d766b08e7329..4438ead9ff66 100644
--- a/runtime/common/src/assigned_slots.rs
+++ b/runtime/common/src/assigned_slots.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/auctions.rs b/runtime/common/src/auctions.rs
index 03ceea703532..dea6f3fd4bb3 100644
--- a/runtime/common/src/auctions.rs
+++ b/runtime/common/src/auctions.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/claims.rs b/runtime/common/src/claims.rs
index 7d3cdcb47d39..e33c818dc50d 100644
--- a/runtime/common/src/claims.rs
+++ b/runtime/common/src/claims.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/crowdloan/migration.rs b/runtime/common/src/crowdloan/migration.rs
index a46e72cc1a51..c3042aa301d0 100644
--- a/runtime/common/src/crowdloan/migration.rs
+++ b/runtime/common/src/crowdloan/migration.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/crowdloan/mod.rs b/runtime/common/src/crowdloan/mod.rs
index a4f2d3ba694f..e4a8924df252 100644
--- a/runtime/common/src/crowdloan/mod.rs
+++ b/runtime/common/src/crowdloan/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/elections.rs b/runtime/common/src/elections.rs
index 784aa6560cd2..5fd3971180f6 100644
--- a/runtime/common/src/elections.rs
+++ b/runtime/common/src/elections.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/impls.rs b/runtime/common/src/impls.rs
index 42760eab105a..89d3dcf9722b 100644
--- a/runtime/common/src/impls.rs
+++ b/runtime/common/src/impls.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/integration_tests.rs b/runtime/common/src/integration_tests.rs
index 8f0d27c122ec..c1c4eaa153e4 100644
--- a/runtime/common/src/integration_tests.rs
+++ b/runtime/common/src/integration_tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/lib.rs b/runtime/common/src/lib.rs
index 5952d11961a3..7ba653db3c4a 100644
--- a/runtime/common/src/lib.rs
+++ b/runtime/common/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/mock.rs b/runtime/common/src/mock.rs
index 79bee1bbbc16..3e3f88169ab5 100644
--- a/runtime/common/src/mock.rs
+++ b/runtime/common/src/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/paras_registrar.rs b/runtime/common/src/paras_registrar.rs
index b41a5c555967..6ad37e63cc7e 100644
--- a/runtime/common/src/paras_registrar.rs
+++ b/runtime/common/src/paras_registrar.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/paras_sudo_wrapper.rs b/runtime/common/src/paras_sudo_wrapper.rs
index 33b9d18071a3..75f91919a9c2 100644
--- a/runtime/common/src/paras_sudo_wrapper.rs
+++ b/runtime/common/src/paras_sudo_wrapper.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/purchase.rs b/runtime/common/src/purchase.rs
index 95e279499840..cde9b4e3ef86 100644
--- a/runtime/common/src/purchase.rs
+++ b/runtime/common/src/purchase.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/slot_range.rs b/runtime/common/src/slot_range.rs
index d5bc38b3f63f..1116acaa4d5c 100644
--- a/runtime/common/src/slot_range.rs
+++ b/runtime/common/src/slot_range.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/slots/migration.rs b/runtime/common/src/slots/migration.rs
index a87f1cd7a074..4b499ca7c7bd 100644
--- a/runtime/common/src/slots/migration.rs
+++ b/runtime/common/src/slots/migration.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/slots/mod.rs b/runtime/common/src/slots/mod.rs
index c9f3388e66ff..4197257f9243 100644
--- a/runtime/common/src/slots/mod.rs
+++ b/runtime/common/src/slots/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/traits.rs b/runtime/common/src/traits.rs
index 48d1ecfc6b4a..f24a5b977968 100644
--- a/runtime/common/src/traits.rs
+++ b/runtime/common/src/traits.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/try_runtime.rs b/runtime/common/src/try_runtime.rs
index 508a2a069116..81aa34317bfd 100644
--- a/runtime/common/src/try_runtime.rs
+++ b/runtime/common/src/try_runtime.rs
@@ -1,4 +1,4 @@
-// Copyright 2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/common/src/xcm_sender.rs b/runtime/common/src/xcm_sender.rs
index e4cc02ae756b..03120ccf704a 100644
--- a/runtime/common/src/xcm_sender.rs
+++ b/runtime/common/src/xcm_sender.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/build.rs b/runtime/kusama/build.rs
index a75ebb4edbe1..404ba3f2fdbd 100644
--- a/runtime/kusama/build.rs
+++ b/runtime/kusama/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/constants/src/lib.rs b/runtime/kusama/constants/src/lib.rs
index 73ca3d31652b..78f96b351065 100644
--- a/runtime/kusama/constants/src/lib.rs
+++ b/runtime/kusama/constants/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/constants/src/weights/block_weights.rs b/runtime/kusama/constants/src/weights/block_weights.rs
index 985c8bd7fc9b..b2764de4e377 100644
--- a/runtime/kusama/constants/src/weights/block_weights.rs
+++ b/runtime/kusama/constants/src/weights/block_weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/constants/src/weights/extrinsic_weights.rs b/runtime/kusama/constants/src/weights/extrinsic_weights.rs
index 9d07e32fb26d..169740d3ae74 100644
--- a/runtime/kusama/constants/src/weights/extrinsic_weights.rs
+++ b/runtime/kusama/constants/src/weights/extrinsic_weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/constants/src/weights/mod.rs b/runtime/kusama/constants/src/weights/mod.rs
index 3f8bc612c064..23812ce7ed05 100644
--- a/runtime/kusama/constants/src/weights/mod.rs
+++ b/runtime/kusama/constants/src/weights/mod.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/kusama/constants/src/weights/paritydb_weights.rs b/runtime/kusama/constants/src/weights/paritydb_weights.rs
index 4338d928d807..25679703831a 100644
--- a/runtime/kusama/constants/src/weights/paritydb_weights.rs
+++ b/runtime/kusama/constants/src/weights/paritydb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/kusama/constants/src/weights/rocksdb_weights.rs b/runtime/kusama/constants/src/weights/rocksdb_weights.rs
index 1d115d963fac..3dd817aa6f13 100644
--- a/runtime/kusama/constants/src/weights/rocksdb_weights.rs
+++ b/runtime/kusama/constants/src/weights/rocksdb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/kusama/src/bag_thresholds.rs b/runtime/kusama/src/bag_thresholds.rs
index 52f4a9d5c33a..82dc4c3a8119 100644
--- a/runtime/kusama/src/bag_thresholds.rs
+++ b/runtime/kusama/src/bag_thresholds.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/governance/fellowship.rs b/runtime/kusama/src/governance/fellowship.rs
index 3e5acf0b4f5f..8837c19e0eb1 100644
--- a/runtime/kusama/src/governance/fellowship.rs
+++ b/runtime/kusama/src/governance/fellowship.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/governance/mod.rs b/runtime/kusama/src/governance/mod.rs
index d7812e39d7a1..c8a7b360ed4e 100644
--- a/runtime/kusama/src/governance/mod.rs
+++ b/runtime/kusama/src/governance/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/governance/origins.rs b/runtime/kusama/src/governance/origins.rs
index b02ff53f3bab..85bca7dd975b 100644
--- a/runtime/kusama/src/governance/origins.rs
+++ b/runtime/kusama/src/governance/origins.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/governance/tracks.rs b/runtime/kusama/src/governance/tracks.rs
index 93b2312a76f8..08a87a677c35 100644
--- a/runtime/kusama/src/governance/tracks.rs
+++ b/runtime/kusama/src/governance/tracks.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/lib.rs b/runtime/kusama/src/lib.rs
index b4e22e094cfd..7d52c946926c 100644
--- a/runtime/kusama/src/lib.rs
+++ b/runtime/kusama/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/tests.rs b/runtime/kusama/src/tests.rs
index ef09a9dc6131..c1bcf76ca8ee 100644
--- a/runtime/kusama/src/tests.rs
+++ b/runtime/kusama/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/frame_benchmarking_baseline.rs b/runtime/kusama/src/weights/frame_benchmarking_baseline.rs
index 4f00c743b5b8..7d97d1ef7baf 100644
--- a/runtime/kusama/src/weights/frame_benchmarking_baseline.rs
+++ b/runtime/kusama/src/weights/frame_benchmarking_baseline.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/frame_election_provider_support.rs b/runtime/kusama/src/weights/frame_election_provider_support.rs
index 90a8b946babc..990fe2de459e 100644
--- a/runtime/kusama/src/weights/frame_election_provider_support.rs
+++ b/runtime/kusama/src/weights/frame_election_provider_support.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/frame_system.rs b/runtime/kusama/src/weights/frame_system.rs
index d840efb1effd..7cc58211ba79 100644
--- a/runtime/kusama/src/weights/frame_system.rs
+++ b/runtime/kusama/src/weights/frame_system.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/mod.rs b/runtime/kusama/src/weights/mod.rs
index ecc4e9822a6d..49c4486c178a 100644
--- a/runtime/kusama/src/weights/mod.rs
+++ b/runtime/kusama/src/weights/mod.rs
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/kusama/src/weights/pallet_bags_list.rs b/runtime/kusama/src/weights/pallet_bags_list.rs
index d41dac22e662..84f983fc02ea 100644
--- a/runtime/kusama/src/weights/pallet_bags_list.rs
+++ b/runtime/kusama/src/weights/pallet_bags_list.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_balances.rs b/runtime/kusama/src/weights/pallet_balances.rs
index 1187d68ae859..a8498f52f8bc 100644
--- a/runtime/kusama/src/weights/pallet_balances.rs
+++ b/runtime/kusama/src/weights/pallet_balances.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_balances_nis_counterpart_balances.rs b/runtime/kusama/src/weights/pallet_balances_nis_counterpart_balances.rs
index 521efd5b95da..a5c0b494fe8d 100644
--- a/runtime/kusama/src/weights/pallet_balances_nis_counterpart_balances.rs
+++ b/runtime/kusama/src/weights/pallet_balances_nis_counterpart_balances.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_bounties.rs b/runtime/kusama/src/weights/pallet_bounties.rs
index bd67e5727929..5dbba85898e9 100644
--- a/runtime/kusama/src/weights/pallet_bounties.rs
+++ b/runtime/kusama/src/weights/pallet_bounties.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_child_bounties.rs b/runtime/kusama/src/weights/pallet_child_bounties.rs
index 793ace553f50..433568248115 100644
--- a/runtime/kusama/src/weights/pallet_child_bounties.rs
+++ b/runtime/kusama/src/weights/pallet_child_bounties.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_collective_council.rs b/runtime/kusama/src/weights/pallet_collective_council.rs
index 82169403d440..84157595f7cb 100644
--- a/runtime/kusama/src/weights/pallet_collective_council.rs
+++ b/runtime/kusama/src/weights/pallet_collective_council.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_collective_technical_committee.rs b/runtime/kusama/src/weights/pallet_collective_technical_committee.rs
index 531cde3877d4..0bf5d2839b0a 100644
--- a/runtime/kusama/src/weights/pallet_collective_technical_committee.rs
+++ b/runtime/kusama/src/weights/pallet_collective_technical_committee.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_conviction_voting.rs b/runtime/kusama/src/weights/pallet_conviction_voting.rs
index 81d1d61051ff..47743abd73a7 100644
--- a/runtime/kusama/src/weights/pallet_conviction_voting.rs
+++ b/runtime/kusama/src/weights/pallet_conviction_voting.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_democracy.rs b/runtime/kusama/src/weights/pallet_democracy.rs
index d6f08ba76e9d..794c8c815966 100644
--- a/runtime/kusama/src/weights/pallet_democracy.rs
+++ b/runtime/kusama/src/weights/pallet_democracy.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_election_provider_multi_phase.rs b/runtime/kusama/src/weights/pallet_election_provider_multi_phase.rs
index ff0caff5982c..d2b42a491b7d 100644
--- a/runtime/kusama/src/weights/pallet_election_provider_multi_phase.rs
+++ b/runtime/kusama/src/weights/pallet_election_provider_multi_phase.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_elections_phragmen.rs b/runtime/kusama/src/weights/pallet_elections_phragmen.rs
index 350cf90e2d70..a5c1c4dfd3d0 100644
--- a/runtime/kusama/src/weights/pallet_elections_phragmen.rs
+++ b/runtime/kusama/src/weights/pallet_elections_phragmen.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_fast_unstake.rs b/runtime/kusama/src/weights/pallet_fast_unstake.rs
index 733a7138d666..a90dcfe50d62 100644
--- a/runtime/kusama/src/weights/pallet_fast_unstake.rs
+++ b/runtime/kusama/src/weights/pallet_fast_unstake.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_identity.rs b/runtime/kusama/src/weights/pallet_identity.rs
index ba3bf22f16a5..619463a46a9b 100644
--- a/runtime/kusama/src/weights/pallet_identity.rs
+++ b/runtime/kusama/src/weights/pallet_identity.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_im_online.rs b/runtime/kusama/src/weights/pallet_im_online.rs
index 99740b15876f..b0ca85b470a5 100644
--- a/runtime/kusama/src/weights/pallet_im_online.rs
+++ b/runtime/kusama/src/weights/pallet_im_online.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_indices.rs b/runtime/kusama/src/weights/pallet_indices.rs
index ab055603f0bf..b08995cf86bb 100644
--- a/runtime/kusama/src/weights/pallet_indices.rs
+++ b/runtime/kusama/src/weights/pallet_indices.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_membership.rs b/runtime/kusama/src/weights/pallet_membership.rs
index 8d141aa72a75..6b144bc87949 100644
--- a/runtime/kusama/src/weights/pallet_membership.rs
+++ b/runtime/kusama/src/weights/pallet_membership.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_multisig.rs b/runtime/kusama/src/weights/pallet_multisig.rs
index beeca8d260da..6de53758f52e 100644
--- a/runtime/kusama/src/weights/pallet_multisig.rs
+++ b/runtime/kusama/src/weights/pallet_multisig.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_nis.rs b/runtime/kusama/src/weights/pallet_nis.rs
index 700e681f0399..5d4bc0f5e322 100644
--- a/runtime/kusama/src/weights/pallet_nis.rs
+++ b/runtime/kusama/src/weights/pallet_nis.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_nomination_pools.rs b/runtime/kusama/src/weights/pallet_nomination_pools.rs
index 5465ec8517fd..00062535cd05 100644
--- a/runtime/kusama/src/weights/pallet_nomination_pools.rs
+++ b/runtime/kusama/src/weights/pallet_nomination_pools.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_preimage.rs b/runtime/kusama/src/weights/pallet_preimage.rs
index c7b72da38301..8d10e455b555 100644
--- a/runtime/kusama/src/weights/pallet_preimage.rs
+++ b/runtime/kusama/src/weights/pallet_preimage.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_proxy.rs b/runtime/kusama/src/weights/pallet_proxy.rs
index 82021d6afa87..a348858104ea 100644
--- a/runtime/kusama/src/weights/pallet_proxy.rs
+++ b/runtime/kusama/src/weights/pallet_proxy.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_ranked_collective.rs b/runtime/kusama/src/weights/pallet_ranked_collective.rs
index 875457dd9ec0..ab3ff59404af 100644
--- a/runtime/kusama/src/weights/pallet_ranked_collective.rs
+++ b/runtime/kusama/src/weights/pallet_ranked_collective.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_referenda_fellowship_referenda.rs b/runtime/kusama/src/weights/pallet_referenda_fellowship_referenda.rs
index afffafaa3598..b93fb0eda30e 100644
--- a/runtime/kusama/src/weights/pallet_referenda_fellowship_referenda.rs
+++ b/runtime/kusama/src/weights/pallet_referenda_fellowship_referenda.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_referenda_referenda.rs b/runtime/kusama/src/weights/pallet_referenda_referenda.rs
index 01d221d0b3f8..77bb6130e7eb 100644
--- a/runtime/kusama/src/weights/pallet_referenda_referenda.rs
+++ b/runtime/kusama/src/weights/pallet_referenda_referenda.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_scheduler.rs b/runtime/kusama/src/weights/pallet_scheduler.rs
index 7f053c36d997..74122154658d 100644
--- a/runtime/kusama/src/weights/pallet_scheduler.rs
+++ b/runtime/kusama/src/weights/pallet_scheduler.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_session.rs b/runtime/kusama/src/weights/pallet_session.rs
index 07ccac674c6a..3f900297a17b 100644
--- a/runtime/kusama/src/weights/pallet_session.rs
+++ b/runtime/kusama/src/weights/pallet_session.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_staking.rs b/runtime/kusama/src/weights/pallet_staking.rs
index e55261b68bfc..abffa45dde3a 100644
--- a/runtime/kusama/src/weights/pallet_staking.rs
+++ b/runtime/kusama/src/weights/pallet_staking.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_timestamp.rs b/runtime/kusama/src/weights/pallet_timestamp.rs
index 6700eb6e0434..e2f45a0c761f 100644
--- a/runtime/kusama/src/weights/pallet_timestamp.rs
+++ b/runtime/kusama/src/weights/pallet_timestamp.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_tips.rs b/runtime/kusama/src/weights/pallet_tips.rs
index 09c965970c6b..64729ed63039 100644
--- a/runtime/kusama/src/weights/pallet_tips.rs
+++ b/runtime/kusama/src/weights/pallet_tips.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_treasury.rs b/runtime/kusama/src/weights/pallet_treasury.rs
index fce1d9dfca21..fb9fd9fdc0a7 100644
--- a/runtime/kusama/src/weights/pallet_treasury.rs
+++ b/runtime/kusama/src/weights/pallet_treasury.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_utility.rs b/runtime/kusama/src/weights/pallet_utility.rs
index bb05a8990de6..5640decc0a01 100644
--- a/runtime/kusama/src/weights/pallet_utility.rs
+++ b/runtime/kusama/src/weights/pallet_utility.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_vesting.rs b/runtime/kusama/src/weights/pallet_vesting.rs
index 5fab7491f1f4..898b1cf0a638 100644
--- a/runtime/kusama/src/weights/pallet_vesting.rs
+++ b/runtime/kusama/src/weights/pallet_vesting.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_whitelist.rs b/runtime/kusama/src/weights/pallet_whitelist.rs
index f6826d521d00..b2f155a91c73 100644
--- a/runtime/kusama/src/weights/pallet_whitelist.rs
+++ b/runtime/kusama/src/weights/pallet_whitelist.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/pallet_xcm.rs b/runtime/kusama/src/weights/pallet_xcm.rs
index 0f2eb1eb4731..66647e6f0af0 100644
--- a/runtime/kusama/src/weights/pallet_xcm.rs
+++ b/runtime/kusama/src/weights/pallet_xcm.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_common_auctions.rs b/runtime/kusama/src/weights/runtime_common_auctions.rs
index 95c4e4c18d80..446383f3966f 100644
--- a/runtime/kusama/src/weights/runtime_common_auctions.rs
+++ b/runtime/kusama/src/weights/runtime_common_auctions.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_common_claims.rs b/runtime/kusama/src/weights/runtime_common_claims.rs
index f0a29f3bd639..770bf68555d4 100644
--- a/runtime/kusama/src/weights/runtime_common_claims.rs
+++ b/runtime/kusama/src/weights/runtime_common_claims.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_common_crowdloan.rs b/runtime/kusama/src/weights/runtime_common_crowdloan.rs
index 63a83902b2d8..01e32776ea62 100644
--- a/runtime/kusama/src/weights/runtime_common_crowdloan.rs
+++ b/runtime/kusama/src/weights/runtime_common_crowdloan.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_common_paras_registrar.rs b/runtime/kusama/src/weights/runtime_common_paras_registrar.rs
index 19ee348b8468..4c9f8325e0fe 100644
--- a/runtime/kusama/src/weights/runtime_common_paras_registrar.rs
+++ b/runtime/kusama/src/weights/runtime_common_paras_registrar.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_common_slots.rs b/runtime/kusama/src/weights/runtime_common_slots.rs
index 99670e0d6d9c..3150976672c9 100644
--- a/runtime/kusama/src/weights/runtime_common_slots.rs
+++ b/runtime/kusama/src/weights/runtime_common_slots.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_parachains_configuration.rs b/runtime/kusama/src/weights/runtime_parachains_configuration.rs
index 8b2aa12d2d20..b5a194796bf2 100644
--- a/runtime/kusama/src/weights/runtime_parachains_configuration.rs
+++ b/runtime/kusama/src/weights/runtime_parachains_configuration.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_parachains_disputes.rs b/runtime/kusama/src/weights/runtime_parachains_disputes.rs
index a0b34263b63b..b9daf35fc0a2 100644
--- a/runtime/kusama/src/weights/runtime_parachains_disputes.rs
+++ b/runtime/kusama/src/weights/runtime_parachains_disputes.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_parachains_disputes_slashing.rs b/runtime/kusama/src/weights/runtime_parachains_disputes_slashing.rs
index 269e53034e9f..07cec1aa360f 100644
--- a/runtime/kusama/src/weights/runtime_parachains_disputes_slashing.rs
+++ b/runtime/kusama/src/weights/runtime_parachains_disputes_slashing.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_parachains_hrmp.rs b/runtime/kusama/src/weights/runtime_parachains_hrmp.rs
index 3d47da0d913e..61d7d0e3765a 100644
--- a/runtime/kusama/src/weights/runtime_parachains_hrmp.rs
+++ b/runtime/kusama/src/weights/runtime_parachains_hrmp.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_parachains_initializer.rs b/runtime/kusama/src/weights/runtime_parachains_initializer.rs
index c49364c816fc..6fd49d3f4273 100644
--- a/runtime/kusama/src/weights/runtime_parachains_initializer.rs
+++ b/runtime/kusama/src/weights/runtime_parachains_initializer.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_parachains_paras.rs b/runtime/kusama/src/weights/runtime_parachains_paras.rs
index 48ee66b8f4f4..548e375fd8f4 100644
--- a/runtime/kusama/src/weights/runtime_parachains_paras.rs
+++ b/runtime/kusama/src/weights/runtime_parachains_paras.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_parachains_paras_inherent.rs b/runtime/kusama/src/weights/runtime_parachains_paras_inherent.rs
index c4742da4e5cb..cf7822b057a2 100644
--- a/runtime/kusama/src/weights/runtime_parachains_paras_inherent.rs
+++ b/runtime/kusama/src/weights/runtime_parachains_paras_inherent.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/runtime_parachains_ump.rs b/runtime/kusama/src/weights/runtime_parachains_ump.rs
index fe9baf7e3a43..d9995f789890 100644
--- a/runtime/kusama/src/weights/runtime_parachains_ump.rs
+++ b/runtime/kusama/src/weights/runtime_parachains_ump.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/xcm/mod.rs b/runtime/kusama/src/weights/xcm/mod.rs
index 09c6bfa3a37a..2cb84f4484af 100644
--- a/runtime/kusama/src/weights/xcm/mod.rs
+++ b/runtime/kusama/src/weights/xcm/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs b/runtime/kusama/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
index 5cece107f44d..480e509b825a 100644
--- a/runtime/kusama/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
+++ b/runtime/kusama/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/weights/xcm/pallet_xcm_benchmarks_generic.rs b/runtime/kusama/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
index f92e513ff88d..4bc4c74af59a 100644
--- a/runtime/kusama/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
+++ b/runtime/kusama/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/kusama/src/xcm_config.rs b/runtime/kusama/src/xcm_config.rs
index f08f736f07df..289ea118d7bc 100644
--- a/runtime/kusama/src/xcm_config.rs
+++ b/runtime/kusama/src/xcm_config.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/metrics/src/lib.rs b/runtime/metrics/src/lib.rs
index a56b94404fa2..6164d71f112a 100644
--- a/runtime/metrics/src/lib.rs
+++ b/runtime/metrics/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/metrics/src/with_runtime_metrics.rs b/runtime/metrics/src/with_runtime_metrics.rs
index 351e329457cc..562aa9ca162b 100644
--- a/runtime/metrics/src/with_runtime_metrics.rs
+++ b/runtime/metrics/src/with_runtime_metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/metrics/src/without_runtime_metrics.rs b/runtime/metrics/src/without_runtime_metrics.rs
index 25e9f838070f..41d9c24635ae 100644
--- a/runtime/metrics/src/without_runtime_metrics.rs
+++ b/runtime/metrics/src/without_runtime_metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/builder.rs b/runtime/parachains/src/builder.rs
index 97be7681e4ef..452c4c255ecf 100644
--- a/runtime/parachains/src/builder.rs
+++ b/runtime/parachains/src/builder.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/configuration.rs b/runtime/parachains/src/configuration.rs
index b314e47202e9..802e4751e2d9 100644
--- a/runtime/parachains/src/configuration.rs
+++ b/runtime/parachains/src/configuration.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/configuration/benchmarking.rs b/runtime/parachains/src/configuration/benchmarking.rs
index 77333383e9a3..b8237b014575 100644
--- a/runtime/parachains/src/configuration/benchmarking.rs
+++ b/runtime/parachains/src/configuration/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/configuration/migration.rs b/runtime/parachains/src/configuration/migration.rs
index 8606c15b7662..fae8fe31fbf1 100644
--- a/runtime/parachains/src/configuration/migration.rs
+++ b/runtime/parachains/src/configuration/migration.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/configuration/tests.rs b/runtime/parachains/src/configuration/tests.rs
index 76c46e1f704b..d7cc934ce5db 100644
--- a/runtime/parachains/src/configuration/tests.rs
+++ b/runtime/parachains/src/configuration/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/disputes.rs b/runtime/parachains/src/disputes.rs
index 7bf16f2e3e39..6e423bacaa1b 100644
--- a/runtime/parachains/src/disputes.rs
+++ b/runtime/parachains/src/disputes.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/disputes/benchmarking.rs b/runtime/parachains/src/disputes/benchmarking.rs
index fc54c4929323..05f4b3f1ac81 100644
--- a/runtime/parachains/src/disputes/benchmarking.rs
+++ b/runtime/parachains/src/disputes/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/disputes/migration.rs b/runtime/parachains/src/disputes/migration.rs
index 1aa340622432..ff9f2ca54d0c 100644
--- a/runtime/parachains/src/disputes/migration.rs
+++ b/runtime/parachains/src/disputes/migration.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/disputes/slashing.rs b/runtime/parachains/src/disputes/slashing.rs
index fd127d7f0789..02062eafe366 100644
--- a/runtime/parachains/src/disputes/slashing.rs
+++ b/runtime/parachains/src/disputes/slashing.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/disputes/slashing/benchmarking.rs b/runtime/parachains/src/disputes/slashing/benchmarking.rs
index 0b328e3e5797..d7f2eeed1ac4 100644
--- a/runtime/parachains/src/disputes/slashing/benchmarking.rs
+++ b/runtime/parachains/src/disputes/slashing/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/disputes/tests.rs b/runtime/parachains/src/disputes/tests.rs
index afbfa4bc603f..b40a5325ef64 100644
--- a/runtime/parachains/src/disputes/tests.rs
+++ b/runtime/parachains/src/disputes/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/dmp.rs b/runtime/parachains/src/dmp.rs
index 03a767eb428f..e5ccac2647fe 100644
--- a/runtime/parachains/src/dmp.rs
+++ b/runtime/parachains/src/dmp.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/dmp/tests.rs b/runtime/parachains/src/dmp/tests.rs
index a3d9b6e3ac85..6e05f6c735ed 100644
--- a/runtime/parachains/src/dmp/tests.rs
+++ b/runtime/parachains/src/dmp/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/hrmp.rs b/runtime/parachains/src/hrmp.rs
index fe87f85db757..034fac9ccf85 100644
--- a/runtime/parachains/src/hrmp.rs
+++ b/runtime/parachains/src/hrmp.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/hrmp/benchmarking.rs b/runtime/parachains/src/hrmp/benchmarking.rs
index a2d0e0a2c5a4..4ac524b124d4 100644
--- a/runtime/parachains/src/hrmp/benchmarking.rs
+++ b/runtime/parachains/src/hrmp/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/hrmp/tests.rs b/runtime/parachains/src/hrmp/tests.rs
index 33737126dbf5..65602782b1d3 100644
--- a/runtime/parachains/src/hrmp/tests.rs
+++ b/runtime/parachains/src/hrmp/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/inclusion/mod.rs b/runtime/parachains/src/inclusion/mod.rs
index 4f2f530e1211..7dc15ec504b0 100644
--- a/runtime/parachains/src/inclusion/mod.rs
+++ b/runtime/parachains/src/inclusion/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/inclusion/tests.rs b/runtime/parachains/src/inclusion/tests.rs
index e0b341258307..d962e279df7a 100644
--- a/runtime/parachains/src/inclusion/tests.rs
+++ b/runtime/parachains/src/inclusion/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/initializer.rs b/runtime/parachains/src/initializer.rs
index 8f59b687d97f..ec50690b3cf7 100644
--- a/runtime/parachains/src/initializer.rs
+++ b/runtime/parachains/src/initializer.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/initializer/benchmarking.rs b/runtime/parachains/src/initializer/benchmarking.rs
index ff9667e603d6..dd87ce9c9d97 100644
--- a/runtime/parachains/src/initializer/benchmarking.rs
+++ b/runtime/parachains/src/initializer/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/initializer/tests.rs b/runtime/parachains/src/initializer/tests.rs
index 9b5b38446e54..b0993d739fa9 100644
--- a/runtime/parachains/src/initializer/tests.rs
+++ b/runtime/parachains/src/initializer/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/lib.rs b/runtime/parachains/src/lib.rs
index c45f0d446015..ad884802ff19 100644
--- a/runtime/parachains/src/lib.rs
+++ b/runtime/parachains/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/metrics.rs b/runtime/parachains/src/metrics.rs
index 9a96646256d3..9c6cc344faca 100644
--- a/runtime/parachains/src/metrics.rs
+++ b/runtime/parachains/src/metrics.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/mock.rs b/runtime/parachains/src/mock.rs
index fb6946a0161d..93be0fd54bce 100644
--- a/runtime/parachains/src/mock.rs
+++ b/runtime/parachains/src/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/origin.rs b/runtime/parachains/src/origin.rs
index cbb662c6eef3..14f8c3786c96 100644
--- a/runtime/parachains/src/origin.rs
+++ b/runtime/parachains/src/origin.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras/benchmarking.rs b/runtime/parachains/src/paras/benchmarking.rs
index 0d961c94bfff..b3dbb628965d 100644
--- a/runtime/parachains/src/paras/benchmarking.rs
+++ b/runtime/parachains/src/paras/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras/benchmarking/pvf_check.rs b/runtime/parachains/src/paras/benchmarking/pvf_check.rs
index a16c016531ee..d13ce1a4ae2c 100644
--- a/runtime/parachains/src/paras/benchmarking/pvf_check.rs
+++ b/runtime/parachains/src/paras/benchmarking/pvf_check.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras/mod.rs b/runtime/parachains/src/paras/mod.rs
index 93988c5a65e6..b4818e86c278 100644
--- a/runtime/parachains/src/paras/mod.rs
+++ b/runtime/parachains/src/paras/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras/tests.rs b/runtime/parachains/src/paras/tests.rs
index dff5222baa3c..d8988ab6a3d3 100644
--- a/runtime/parachains/src/paras/tests.rs
+++ b/runtime/parachains/src/paras/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras_inherent/benchmarking.rs b/runtime/parachains/src/paras_inherent/benchmarking.rs
index b8cc90d92bba..3043127c3174 100644
--- a/runtime/parachains/src/paras_inherent/benchmarking.rs
+++ b/runtime/parachains/src/paras_inherent/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras_inherent/misc.rs b/runtime/parachains/src/paras_inherent/misc.rs
index 4f21983053e6..e77b26b9e12f 100644
--- a/runtime/parachains/src/paras_inherent/misc.rs
+++ b/runtime/parachains/src/paras_inherent/misc.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras_inherent/mod.rs b/runtime/parachains/src/paras_inherent/mod.rs
index 6773d9f7ca00..550e1fdec38c 100644
--- a/runtime/parachains/src/paras_inherent/mod.rs
+++ b/runtime/parachains/src/paras_inherent/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras_inherent/tests.rs b/runtime/parachains/src/paras_inherent/tests.rs
index 73c5ce7b0b3f..f499b0a5ae3e 100644
--- a/runtime/parachains/src/paras_inherent/tests.rs
+++ b/runtime/parachains/src/paras_inherent/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/paras_inherent/weights.rs b/runtime/parachains/src/paras_inherent/weights.rs
index 4d5fdc27d9c6..f6e1262f5eb9 100644
--- a/runtime/parachains/src/paras_inherent/weights.rs
+++ b/runtime/parachains/src/paras_inherent/weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/reward_points.rs b/runtime/parachains/src/reward_points.rs
index e3945558f26c..e9a9c5547a7a 100644
--- a/runtime/parachains/src/reward_points.rs
+++ b/runtime/parachains/src/reward_points.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/runtime_api_impl/mod.rs b/runtime/parachains/src/runtime_api_impl/mod.rs
index e5a17f33f3ad..6f0ee54f6f53 100644
--- a/runtime/parachains/src/runtime_api_impl/mod.rs
+++ b/runtime/parachains/src/runtime_api_impl/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/runtime_api_impl/v4.rs b/runtime/parachains/src/runtime_api_impl/v4.rs
index da34a0723a06..c9cc637852e6 100644
--- a/runtime/parachains/src/runtime_api_impl/v4.rs
+++ b/runtime/parachains/src/runtime_api_impl/v4.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/runtime_api_impl/vstaging.rs b/runtime/parachains/src/runtime_api_impl/vstaging.rs
index c6ab554030a7..d01b543630c3 100644
--- a/runtime/parachains/src/runtime_api_impl/vstaging.rs
+++ b/runtime/parachains/src/runtime_api_impl/vstaging.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/scheduler.rs b/runtime/parachains/src/scheduler.rs
index c27bfb6fc4c6..cf47fc777cdd 100644
--- a/runtime/parachains/src/scheduler.rs
+++ b/runtime/parachains/src/scheduler.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/scheduler/tests.rs b/runtime/parachains/src/scheduler/tests.rs
index 76bdc563d827..cde7fa6534de 100644
--- a/runtime/parachains/src/scheduler/tests.rs
+++ b/runtime/parachains/src/scheduler/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/session_info.rs b/runtime/parachains/src/session_info.rs
index df0dd5cc7874..dc2a2b5e46c7 100644
--- a/runtime/parachains/src/session_info.rs
+++ b/runtime/parachains/src/session_info.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/session_info/migration.rs b/runtime/parachains/src/session_info/migration.rs
index c0ec1e5915bd..228c1e3bb251 100644
--- a/runtime/parachains/src/session_info/migration.rs
+++ b/runtime/parachains/src/session_info/migration.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/session_info/tests.rs b/runtime/parachains/src/session_info/tests.rs
index b3e14340dbcb..63226fb7cf81 100644
--- a/runtime/parachains/src/session_info/tests.rs
+++ b/runtime/parachains/src/session_info/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/shared.rs b/runtime/parachains/src/shared.rs
index 3cc59c32878d..ed094c953f45 100644
--- a/runtime/parachains/src/shared.rs
+++ b/runtime/parachains/src/shared.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/shared/tests.rs b/runtime/parachains/src/shared/tests.rs
index 0113c3539d9a..cf787f6b8a01 100644
--- a/runtime/parachains/src/shared/tests.rs
+++ b/runtime/parachains/src/shared/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/ump.rs b/runtime/parachains/src/ump.rs
index 0a6fc06db9b4..be761b4236a3 100644
--- a/runtime/parachains/src/ump.rs
+++ b/runtime/parachains/src/ump.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/ump/benchmarking.rs b/runtime/parachains/src/ump/benchmarking.rs
index 22860d2abbfc..561104980960 100644
--- a/runtime/parachains/src/ump/benchmarking.rs
+++ b/runtime/parachains/src/ump/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/ump/migration.rs b/runtime/parachains/src/ump/migration.rs
index 666d224b4b06..d77cf320c60d 100644
--- a/runtime/parachains/src/ump/migration.rs
+++ b/runtime/parachains/src/ump/migration.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/ump/tests.rs b/runtime/parachains/src/ump/tests.rs
index 60cc02ff0ff7..12a217927d36 100644
--- a/runtime/parachains/src/ump/tests.rs
+++ b/runtime/parachains/src/ump/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/parachains/src/util.rs b/runtime/parachains/src/util.rs
index b4e552d4c9b6..bf037b54a99f 100644
--- a/runtime/parachains/src/util.rs
+++ b/runtime/parachains/src/util.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/build.rs b/runtime/polkadot/build.rs
index e4a139a06ae1..428c971bc132 100644
--- a/runtime/polkadot/build.rs
+++ b/runtime/polkadot/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/constants/src/lib.rs b/runtime/polkadot/constants/src/lib.rs
index 6aec6768e889..304d86d1dd7c 100644
--- a/runtime/polkadot/constants/src/lib.rs
+++ b/runtime/polkadot/constants/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/constants/src/weights/block_weights.rs b/runtime/polkadot/constants/src/weights/block_weights.rs
index e7cfbc093b31..d3b95fd0436a 100644
--- a/runtime/polkadot/constants/src/weights/block_weights.rs
+++ b/runtime/polkadot/constants/src/weights/block_weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/constants/src/weights/extrinsic_weights.rs b/runtime/polkadot/constants/src/weights/extrinsic_weights.rs
index a9b401433e16..1427ec3a6d04 100644
--- a/runtime/polkadot/constants/src/weights/extrinsic_weights.rs
+++ b/runtime/polkadot/constants/src/weights/extrinsic_weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/constants/src/weights/mod.rs b/runtime/polkadot/constants/src/weights/mod.rs
index 3f8bc612c064..23812ce7ed05 100644
--- a/runtime/polkadot/constants/src/weights/mod.rs
+++ b/runtime/polkadot/constants/src/weights/mod.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/polkadot/constants/src/weights/paritydb_weights.rs b/runtime/polkadot/constants/src/weights/paritydb_weights.rs
index 95c91e5182bd..ae7bedc394f8 100644
--- a/runtime/polkadot/constants/src/weights/paritydb_weights.rs
+++ b/runtime/polkadot/constants/src/weights/paritydb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/polkadot/constants/src/weights/rocksdb_weights.rs b/runtime/polkadot/constants/src/weights/rocksdb_weights.rs
index cfc480ce9461..029f892b01dc 100644
--- a/runtime/polkadot/constants/src/weights/rocksdb_weights.rs
+++ b/runtime/polkadot/constants/src/weights/rocksdb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/polkadot/src/bag_thresholds.rs b/runtime/polkadot/src/bag_thresholds.rs
index 2eb2158d8f13..56c764f7a698 100644
--- a/runtime/polkadot/src/bag_thresholds.rs
+++ b/runtime/polkadot/src/bag_thresholds.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/governance/mod.rs b/runtime/polkadot/src/governance/mod.rs
index a595db33203f..4cd9eeacd845 100644
--- a/runtime/polkadot/src/governance/mod.rs
+++ b/runtime/polkadot/src/governance/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/governance/old.rs b/runtime/polkadot/src/governance/old.rs
index fcded42a20df..f4eb7a2f2eae 100644
--- a/runtime/polkadot/src/governance/old.rs
+++ b/runtime/polkadot/src/governance/old.rs
@@ -1,4 +1,4 @@
-// Copyright 2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/governance/origins.rs b/runtime/polkadot/src/governance/origins.rs
index 0cf5834d1f49..a4d13bb3c66d 100644
--- a/runtime/polkadot/src/governance/origins.rs
+++ b/runtime/polkadot/src/governance/origins.rs
@@ -1,4 +1,4 @@
-// Copyright 2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/governance/tracks.rs b/runtime/polkadot/src/governance/tracks.rs
index 862ab79c73a6..2b6d470e516e 100644
--- a/runtime/polkadot/src/governance/tracks.rs
+++ b/runtime/polkadot/src/governance/tracks.rs
@@ -1,4 +1,4 @@
-// Copyright 2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/lib.rs b/runtime/polkadot/src/lib.rs
index 1710c23c7450..70f1fc52bffe 100644
--- a/runtime/polkadot/src/lib.rs
+++ b/runtime/polkadot/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/frame_benchmarking_baseline.rs b/runtime/polkadot/src/weights/frame_benchmarking_baseline.rs
index 36907c2f5131..93ea86ddd300 100644
--- a/runtime/polkadot/src/weights/frame_benchmarking_baseline.rs
+++ b/runtime/polkadot/src/weights/frame_benchmarking_baseline.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/frame_election_provider_support.rs b/runtime/polkadot/src/weights/frame_election_provider_support.rs
index 7b1fff037087..85d2eb32d9d0 100644
--- a/runtime/polkadot/src/weights/frame_election_provider_support.rs
+++ b/runtime/polkadot/src/weights/frame_election_provider_support.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/frame_system.rs b/runtime/polkadot/src/weights/frame_system.rs
index 4468743c437b..f89216458242 100644
--- a/runtime/polkadot/src/weights/frame_system.rs
+++ b/runtime/polkadot/src/weights/frame_system.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/mod.rs b/runtime/polkadot/src/weights/mod.rs
index f14ee2eef6fc..d9471c6a3f24 100644
--- a/runtime/polkadot/src/weights/mod.rs
+++ b/runtime/polkadot/src/weights/mod.rs
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/polkadot/src/weights/pallet_bags_list.rs b/runtime/polkadot/src/weights/pallet_bags_list.rs
index d158aded4a1d..416818787fcc 100644
--- a/runtime/polkadot/src/weights/pallet_bags_list.rs
+++ b/runtime/polkadot/src/weights/pallet_bags_list.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_balances.rs b/runtime/polkadot/src/weights/pallet_balances.rs
index 8828c2ac9ed2..36f50f143aab 100644
--- a/runtime/polkadot/src/weights/pallet_balances.rs
+++ b/runtime/polkadot/src/weights/pallet_balances.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_bounties.rs b/runtime/polkadot/src/weights/pallet_bounties.rs
index 367038fee79d..2da6857be7a9 100644
--- a/runtime/polkadot/src/weights/pallet_bounties.rs
+++ b/runtime/polkadot/src/weights/pallet_bounties.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_child_bounties.rs b/runtime/polkadot/src/weights/pallet_child_bounties.rs
index 0d3478f05e05..771ea50a9799 100644
--- a/runtime/polkadot/src/weights/pallet_child_bounties.rs
+++ b/runtime/polkadot/src/weights/pallet_child_bounties.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_collective_council.rs b/runtime/polkadot/src/weights/pallet_collective_council.rs
index ef197afccdb8..a9cb221b2db5 100644
--- a/runtime/polkadot/src/weights/pallet_collective_council.rs
+++ b/runtime/polkadot/src/weights/pallet_collective_council.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_collective_technical_committee.rs b/runtime/polkadot/src/weights/pallet_collective_technical_committee.rs
index e63dd15e44c3..7c088ba3b2c6 100644
--- a/runtime/polkadot/src/weights/pallet_collective_technical_committee.rs
+++ b/runtime/polkadot/src/weights/pallet_collective_technical_committee.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_conviction_voting.rs b/runtime/polkadot/src/weights/pallet_conviction_voting.rs
index 82f6ea3acb83..6f9e37f7f579 100644
--- a/runtime/polkadot/src/weights/pallet_conviction_voting.rs
+++ b/runtime/polkadot/src/weights/pallet_conviction_voting.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_democracy.rs b/runtime/polkadot/src/weights/pallet_democracy.rs
index 0f43cfbc6e1e..8532543fcb6d 100644
--- a/runtime/polkadot/src/weights/pallet_democracy.rs
+++ b/runtime/polkadot/src/weights/pallet_democracy.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_election_provider_multi_phase.rs b/runtime/polkadot/src/weights/pallet_election_provider_multi_phase.rs
index cbb8a0a4d241..8e59d835978f 100644
--- a/runtime/polkadot/src/weights/pallet_election_provider_multi_phase.rs
+++ b/runtime/polkadot/src/weights/pallet_election_provider_multi_phase.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_elections_phragmen.rs b/runtime/polkadot/src/weights/pallet_elections_phragmen.rs
index 72b6ec066f43..9acfa15d55ac 100644
--- a/runtime/polkadot/src/weights/pallet_elections_phragmen.rs
+++ b/runtime/polkadot/src/weights/pallet_elections_phragmen.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_fast_unstake.rs b/runtime/polkadot/src/weights/pallet_fast_unstake.rs
index 6f6da08f72e2..3099a6c961dd 100644
--- a/runtime/polkadot/src/weights/pallet_fast_unstake.rs
+++ b/runtime/polkadot/src/weights/pallet_fast_unstake.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_identity.rs b/runtime/polkadot/src/weights/pallet_identity.rs
index 5ce738a57ade..c2c1daf81b5c 100644
--- a/runtime/polkadot/src/weights/pallet_identity.rs
+++ b/runtime/polkadot/src/weights/pallet_identity.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_im_online.rs b/runtime/polkadot/src/weights/pallet_im_online.rs
index f152c52b25e7..4e73799b76f7 100644
--- a/runtime/polkadot/src/weights/pallet_im_online.rs
+++ b/runtime/polkadot/src/weights/pallet_im_online.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_indices.rs b/runtime/polkadot/src/weights/pallet_indices.rs
index 6ddf36fb55b5..c0416d8110c2 100644
--- a/runtime/polkadot/src/weights/pallet_indices.rs
+++ b/runtime/polkadot/src/weights/pallet_indices.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_membership.rs b/runtime/polkadot/src/weights/pallet_membership.rs
index 5385930dcf01..fac39d4151aa 100644
--- a/runtime/polkadot/src/weights/pallet_membership.rs
+++ b/runtime/polkadot/src/weights/pallet_membership.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_multisig.rs b/runtime/polkadot/src/weights/pallet_multisig.rs
index 71f0925c0184..65b044b93976 100644
--- a/runtime/polkadot/src/weights/pallet_multisig.rs
+++ b/runtime/polkadot/src/weights/pallet_multisig.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_nomination_pools.rs b/runtime/polkadot/src/weights/pallet_nomination_pools.rs
index 0d5e9a8da2b4..cb5ddb8cab51 100644
--- a/runtime/polkadot/src/weights/pallet_nomination_pools.rs
+++ b/runtime/polkadot/src/weights/pallet_nomination_pools.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_preimage.rs b/runtime/polkadot/src/weights/pallet_preimage.rs
index 05804b3acf3c..9d5a5a1fcf82 100644
--- a/runtime/polkadot/src/weights/pallet_preimage.rs
+++ b/runtime/polkadot/src/weights/pallet_preimage.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_proxy.rs b/runtime/polkadot/src/weights/pallet_proxy.rs
index b4bb0cbc1f64..569416e14bc9 100644
--- a/runtime/polkadot/src/weights/pallet_proxy.rs
+++ b/runtime/polkadot/src/weights/pallet_proxy.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_referenda.rs b/runtime/polkadot/src/weights/pallet_referenda.rs
index 5ebe89b6948b..2569c88f36b2 100644
--- a/runtime/polkadot/src/weights/pallet_referenda.rs
+++ b/runtime/polkadot/src/weights/pallet_referenda.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_scheduler.rs b/runtime/polkadot/src/weights/pallet_scheduler.rs
index a74b3d386a38..ca161203f0d0 100644
--- a/runtime/polkadot/src/weights/pallet_scheduler.rs
+++ b/runtime/polkadot/src/weights/pallet_scheduler.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_session.rs b/runtime/polkadot/src/weights/pallet_session.rs
index 20f15e4847b4..16ea3ebef7c6 100644
--- a/runtime/polkadot/src/weights/pallet_session.rs
+++ b/runtime/polkadot/src/weights/pallet_session.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_staking.rs b/runtime/polkadot/src/weights/pallet_staking.rs
index dfb559fe1f69..8e6b123bab9b 100644
--- a/runtime/polkadot/src/weights/pallet_staking.rs
+++ b/runtime/polkadot/src/weights/pallet_staking.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_timestamp.rs b/runtime/polkadot/src/weights/pallet_timestamp.rs
index 9b71a87c6d4f..424eaf04d7c7 100644
--- a/runtime/polkadot/src/weights/pallet_timestamp.rs
+++ b/runtime/polkadot/src/weights/pallet_timestamp.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_tips.rs b/runtime/polkadot/src/weights/pallet_tips.rs
index f358f3878e82..f05006fad61c 100644
--- a/runtime/polkadot/src/weights/pallet_tips.rs
+++ b/runtime/polkadot/src/weights/pallet_tips.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_treasury.rs b/runtime/polkadot/src/weights/pallet_treasury.rs
index 2eb4fd078357..2212be26b30e 100644
--- a/runtime/polkadot/src/weights/pallet_treasury.rs
+++ b/runtime/polkadot/src/weights/pallet_treasury.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_utility.rs b/runtime/polkadot/src/weights/pallet_utility.rs
index 0e4c8c912ea4..3642ee6d0304 100644
--- a/runtime/polkadot/src/weights/pallet_utility.rs
+++ b/runtime/polkadot/src/weights/pallet_utility.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_vesting.rs b/runtime/polkadot/src/weights/pallet_vesting.rs
index aef37c862bc4..ede61ecef9a0 100644
--- a/runtime/polkadot/src/weights/pallet_vesting.rs
+++ b/runtime/polkadot/src/weights/pallet_vesting.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_whitelist.rs b/runtime/polkadot/src/weights/pallet_whitelist.rs
index 552d0df1890b..e5935afa7673 100644
--- a/runtime/polkadot/src/weights/pallet_whitelist.rs
+++ b/runtime/polkadot/src/weights/pallet_whitelist.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/pallet_xcm.rs b/runtime/polkadot/src/weights/pallet_xcm.rs
index a2a7d1861d58..9d30e7bb4917 100644
--- a/runtime/polkadot/src/weights/pallet_xcm.rs
+++ b/runtime/polkadot/src/weights/pallet_xcm.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_common_auctions.rs b/runtime/polkadot/src/weights/runtime_common_auctions.rs
index fe87665a0645..dd772c9d7520 100644
--- a/runtime/polkadot/src/weights/runtime_common_auctions.rs
+++ b/runtime/polkadot/src/weights/runtime_common_auctions.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_common_claims.rs b/runtime/polkadot/src/weights/runtime_common_claims.rs
index 87d1cd5c1dd2..b8fe5715993b 100644
--- a/runtime/polkadot/src/weights/runtime_common_claims.rs
+++ b/runtime/polkadot/src/weights/runtime_common_claims.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_common_crowdloan.rs b/runtime/polkadot/src/weights/runtime_common_crowdloan.rs
index 78ca3d18cd4f..b1f18f2b8ec6 100644
--- a/runtime/polkadot/src/weights/runtime_common_crowdloan.rs
+++ b/runtime/polkadot/src/weights/runtime_common_crowdloan.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_common_paras_registrar.rs b/runtime/polkadot/src/weights/runtime_common_paras_registrar.rs
index 4208f7c022d8..6e7c8d3fb865 100644
--- a/runtime/polkadot/src/weights/runtime_common_paras_registrar.rs
+++ b/runtime/polkadot/src/weights/runtime_common_paras_registrar.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_common_slots.rs b/runtime/polkadot/src/weights/runtime_common_slots.rs
index e11b22b6d7a5..b21ab26664a1 100644
--- a/runtime/polkadot/src/weights/runtime_common_slots.rs
+++ b/runtime/polkadot/src/weights/runtime_common_slots.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_parachains_configuration.rs b/runtime/polkadot/src/weights/runtime_parachains_configuration.rs
index c60b354f4456..35ff4e8c9430 100644
--- a/runtime/polkadot/src/weights/runtime_parachains_configuration.rs
+++ b/runtime/polkadot/src/weights/runtime_parachains_configuration.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_parachains_disputes.rs b/runtime/polkadot/src/weights/runtime_parachains_disputes.rs
index dde80600f060..3db45f2d74f1 100644
--- a/runtime/polkadot/src/weights/runtime_parachains_disputes.rs
+++ b/runtime/polkadot/src/weights/runtime_parachains_disputes.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_parachains_hrmp.rs b/runtime/polkadot/src/weights/runtime_parachains_hrmp.rs
index e6b675809302..b589a5061086 100644
--- a/runtime/polkadot/src/weights/runtime_parachains_hrmp.rs
+++ b/runtime/polkadot/src/weights/runtime_parachains_hrmp.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_parachains_initializer.rs b/runtime/polkadot/src/weights/runtime_parachains_initializer.rs
index d4f7ca2b3a36..f90630ed3425 100644
--- a/runtime/polkadot/src/weights/runtime_parachains_initializer.rs
+++ b/runtime/polkadot/src/weights/runtime_parachains_initializer.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_parachains_paras.rs b/runtime/polkadot/src/weights/runtime_parachains_paras.rs
index 9307c2c77be2..c6d1a7d448fc 100644
--- a/runtime/polkadot/src/weights/runtime_parachains_paras.rs
+++ b/runtime/polkadot/src/weights/runtime_parachains_paras.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_parachains_paras_inherent.rs b/runtime/polkadot/src/weights/runtime_parachains_paras_inherent.rs
index 397e40473960..ed914bfd6da2 100644
--- a/runtime/polkadot/src/weights/runtime_parachains_paras_inherent.rs
+++ b/runtime/polkadot/src/weights/runtime_parachains_paras_inherent.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/weights/runtime_parachains_ump.rs b/runtime/polkadot/src/weights/runtime_parachains_ump.rs
index 2d67909a2fc4..45ad94073cda 100644
--- a/runtime/polkadot/src/weights/runtime_parachains_ump.rs
+++ b/runtime/polkadot/src/weights/runtime_parachains_ump.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/polkadot/src/xcm_config.rs b/runtime/polkadot/src/xcm_config.rs
index 41a6f034fca2..5aa841564bf5 100644
--- a/runtime/polkadot/src/xcm_config.rs
+++ b/runtime/polkadot/src/xcm_config.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/build.rs b/runtime/rococo/build.rs
index f287ec0e1eea..e7134e0ef723 100644
--- a/runtime/rococo/build.rs
+++ b/runtime/rococo/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/constants/src/lib.rs b/runtime/rococo/constants/src/lib.rs
index 0683bc377e13..214e2f3fa980 100644
--- a/runtime/rococo/constants/src/lib.rs
+++ b/runtime/rococo/constants/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/constants/src/weights/block_weights.rs b/runtime/rococo/constants/src/weights/block_weights.rs
index 2e82609143ba..35e604eb1313 100644
--- a/runtime/rococo/constants/src/weights/block_weights.rs
+++ b/runtime/rococo/constants/src/weights/block_weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/constants/src/weights/extrinsic_weights.rs b/runtime/rococo/constants/src/weights/extrinsic_weights.rs
index ed41c0bbf583..06b390b12119 100644
--- a/runtime/rococo/constants/src/weights/extrinsic_weights.rs
+++ b/runtime/rococo/constants/src/weights/extrinsic_weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/constants/src/weights/mod.rs b/runtime/rococo/constants/src/weights/mod.rs
index 3f8bc612c064..23812ce7ed05 100644
--- a/runtime/rococo/constants/src/weights/mod.rs
+++ b/runtime/rococo/constants/src/weights/mod.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/rococo/constants/src/weights/paritydb_weights.rs b/runtime/rococo/constants/src/weights/paritydb_weights.rs
index 4338d928d807..25679703831a 100644
--- a/runtime/rococo/constants/src/weights/paritydb_weights.rs
+++ b/runtime/rococo/constants/src/weights/paritydb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/rococo/constants/src/weights/rocksdb_weights.rs b/runtime/rococo/constants/src/weights/rocksdb_weights.rs
index 1d115d963fac..3dd817aa6f13 100644
--- a/runtime/rococo/constants/src/weights/rocksdb_weights.rs
+++ b/runtime/rococo/constants/src/weights/rocksdb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/rococo/src/lib.rs b/runtime/rococo/src/lib.rs
index 139a65c7347e..58373396d1bb 100644
--- a/runtime/rococo/src/lib.rs
+++ b/runtime/rococo/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/validator_manager.rs b/runtime/rococo/src/validator_manager.rs
index 3bd705a58627..0677ba7fbb2b 100644
--- a/runtime/rococo/src/validator_manager.rs
+++ b/runtime/rococo/src/validator_manager.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/frame_benchmarking_baseline.rs b/runtime/rococo/src/weights/frame_benchmarking_baseline.rs
index 71f75c7da3fc..324b9037dda5 100644
--- a/runtime/rococo/src/weights/frame_benchmarking_baseline.rs
+++ b/runtime/rococo/src/weights/frame_benchmarking_baseline.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/frame_system.rs b/runtime/rococo/src/weights/frame_system.rs
index 15403b93d07e..c46a4e76a67d 100644
--- a/runtime/rococo/src/weights/frame_system.rs
+++ b/runtime/rococo/src/weights/frame_system.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/mod.rs b/runtime/rococo/src/weights/mod.rs
index e6b345c37b84..372d03722a22 100644
--- a/runtime/rococo/src/weights/mod.rs
+++ b/runtime/rococo/src/weights/mod.rs
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/rococo/src/weights/pallet_balances.rs b/runtime/rococo/src/weights/pallet_balances.rs
index 463f0a2e87b1..972c097372f4 100644
--- a/runtime/rococo/src/weights/pallet_balances.rs
+++ b/runtime/rococo/src/weights/pallet_balances.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_balances_nis_counterpart_balances.rs b/runtime/rococo/src/weights/pallet_balances_nis_counterpart_balances.rs
index 045f0627345b..b98aaefef4e7 100644
--- a/runtime/rococo/src/weights/pallet_balances_nis_counterpart_balances.rs
+++ b/runtime/rococo/src/weights/pallet_balances_nis_counterpart_balances.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_bounties.rs b/runtime/rococo/src/weights/pallet_bounties.rs
index 98a402e9db13..e3faccb0b813 100644
--- a/runtime/rococo/src/weights/pallet_bounties.rs
+++ b/runtime/rococo/src/weights/pallet_bounties.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_child_bounties.rs b/runtime/rococo/src/weights/pallet_child_bounties.rs
index 1f606778841e..b21789623ccd 100644
--- a/runtime/rococo/src/weights/pallet_child_bounties.rs
+++ b/runtime/rococo/src/weights/pallet_child_bounties.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_collective.rs b/runtime/rococo/src/weights/pallet_collective.rs
index 610f9160494d..9bf6671e2297 100644
--- a/runtime/rococo/src/weights/pallet_collective.rs
+++ b/runtime/rococo/src/weights/pallet_collective.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_collective_council.rs b/runtime/rococo/src/weights/pallet_collective_council.rs
index c3b2e64d7480..756605402bdf 100644
--- a/runtime/rococo/src/weights/pallet_collective_council.rs
+++ b/runtime/rococo/src/weights/pallet_collective_council.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_collective_technical_committee.rs b/runtime/rococo/src/weights/pallet_collective_technical_committee.rs
index e6fa162f0310..72f311427b61 100644
--- a/runtime/rococo/src/weights/pallet_collective_technical_committee.rs
+++ b/runtime/rococo/src/weights/pallet_collective_technical_committee.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_democracy.rs b/runtime/rococo/src/weights/pallet_democracy.rs
index 777c26fc1e2c..f5531a6e3492 100644
--- a/runtime/rococo/src/weights/pallet_democracy.rs
+++ b/runtime/rococo/src/weights/pallet_democracy.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_elections_phragmen.rs b/runtime/rococo/src/weights/pallet_elections_phragmen.rs
index 730e8c1a7bb1..294b3e500345 100644
--- a/runtime/rococo/src/weights/pallet_elections_phragmen.rs
+++ b/runtime/rococo/src/weights/pallet_elections_phragmen.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_identity.rs b/runtime/rococo/src/weights/pallet_identity.rs
index 1b648b103e92..c2afd0374b3e 100644
--- a/runtime/rococo/src/weights/pallet_identity.rs
+++ b/runtime/rococo/src/weights/pallet_identity.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_im_online.rs b/runtime/rococo/src/weights/pallet_im_online.rs
index 40721bfff195..68c9a79b28ec 100644
--- a/runtime/rococo/src/weights/pallet_im_online.rs
+++ b/runtime/rococo/src/weights/pallet_im_online.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_indices.rs b/runtime/rococo/src/weights/pallet_indices.rs
index 2cccda816973..0c5caf84a5ec 100644
--- a/runtime/rococo/src/weights/pallet_indices.rs
+++ b/runtime/rococo/src/weights/pallet_indices.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_membership.rs b/runtime/rococo/src/weights/pallet_membership.rs
index 8fa5b12331ca..311938109ff9 100644
--- a/runtime/rococo/src/weights/pallet_membership.rs
+++ b/runtime/rococo/src/weights/pallet_membership.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_multisig.rs b/runtime/rococo/src/weights/pallet_multisig.rs
index 2ee8a9e12911..65d075e225c0 100644
--- a/runtime/rococo/src/weights/pallet_multisig.rs
+++ b/runtime/rococo/src/weights/pallet_multisig.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_nis.rs b/runtime/rococo/src/weights/pallet_nis.rs
index 7d0599b2799c..c814b0cb7033 100644
--- a/runtime/rococo/src/weights/pallet_nis.rs
+++ b/runtime/rococo/src/weights/pallet_nis.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_preimage.rs b/runtime/rococo/src/weights/pallet_preimage.rs
index e4df10caf44d..eff8845bfdd7 100644
--- a/runtime/rococo/src/weights/pallet_preimage.rs
+++ b/runtime/rococo/src/weights/pallet_preimage.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_proxy.rs b/runtime/rococo/src/weights/pallet_proxy.rs
index 4324ea090b44..95933eadbdaf 100644
--- a/runtime/rococo/src/weights/pallet_proxy.rs
+++ b/runtime/rococo/src/weights/pallet_proxy.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_scheduler.rs b/runtime/rococo/src/weights/pallet_scheduler.rs
index 2e66c8ceab7d..1fbb5065e6a6 100644
--- a/runtime/rococo/src/weights/pallet_scheduler.rs
+++ b/runtime/rococo/src/weights/pallet_scheduler.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_session.rs b/runtime/rococo/src/weights/pallet_session.rs
index 518e323be17e..dbeca534add8 100644
--- a/runtime/rococo/src/weights/pallet_session.rs
+++ b/runtime/rococo/src/weights/pallet_session.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_timestamp.rs b/runtime/rococo/src/weights/pallet_timestamp.rs
index 9fe54ab74bfb..d52f321a61d3 100644
--- a/runtime/rococo/src/weights/pallet_timestamp.rs
+++ b/runtime/rococo/src/weights/pallet_timestamp.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_tips.rs b/runtime/rococo/src/weights/pallet_tips.rs
index 8b6e8752336b..7940ecc6d57a 100644
--- a/runtime/rococo/src/weights/pallet_tips.rs
+++ b/runtime/rococo/src/weights/pallet_tips.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_treasury.rs b/runtime/rococo/src/weights/pallet_treasury.rs
index d37d0add95ce..d159bb6ace42 100644
--- a/runtime/rococo/src/weights/pallet_treasury.rs
+++ b/runtime/rococo/src/weights/pallet_treasury.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_utility.rs b/runtime/rococo/src/weights/pallet_utility.rs
index d7b1f0905367..34211ea62384 100644
--- a/runtime/rococo/src/weights/pallet_utility.rs
+++ b/runtime/rococo/src/weights/pallet_utility.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_vesting.rs b/runtime/rococo/src/weights/pallet_vesting.rs
index 419b67a4db31..ef3f6519b163 100644
--- a/runtime/rococo/src/weights/pallet_vesting.rs
+++ b/runtime/rococo/src/weights/pallet_vesting.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/pallet_xcm.rs b/runtime/rococo/src/weights/pallet_xcm.rs
index 71123a15208a..250d576b2895 100644
--- a/runtime/rococo/src/weights/pallet_xcm.rs
+++ b/runtime/rococo/src/weights/pallet_xcm.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_common_auctions.rs b/runtime/rococo/src/weights/runtime_common_auctions.rs
index c3131639a985..acb47f3165d9 100644
--- a/runtime/rococo/src/weights/runtime_common_auctions.rs
+++ b/runtime/rococo/src/weights/runtime_common_auctions.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_common_claims.rs b/runtime/rococo/src/weights/runtime_common_claims.rs
index 2d338fc1b824..c2725e90cc90 100644
--- a/runtime/rococo/src/weights/runtime_common_claims.rs
+++ b/runtime/rococo/src/weights/runtime_common_claims.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_common_crowdloan.rs b/runtime/rococo/src/weights/runtime_common_crowdloan.rs
index 4935bc50ab8e..a084e4ee8cd0 100644
--- a/runtime/rococo/src/weights/runtime_common_crowdloan.rs
+++ b/runtime/rococo/src/weights/runtime_common_crowdloan.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_common_paras_registrar.rs b/runtime/rococo/src/weights/runtime_common_paras_registrar.rs
index 25c8a1b3cdf9..acc065a6c4c4 100644
--- a/runtime/rococo/src/weights/runtime_common_paras_registrar.rs
+++ b/runtime/rococo/src/weights/runtime_common_paras_registrar.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_common_slots.rs b/runtime/rococo/src/weights/runtime_common_slots.rs
index 6671b7450657..4e1094ce9290 100644
--- a/runtime/rococo/src/weights/runtime_common_slots.rs
+++ b/runtime/rococo/src/weights/runtime_common_slots.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_parachains_configuration.rs b/runtime/rococo/src/weights/runtime_parachains_configuration.rs
index 11b5ba9c438d..8a7b1a354be0 100644
--- a/runtime/rococo/src/weights/runtime_parachains_configuration.rs
+++ b/runtime/rococo/src/weights/runtime_parachains_configuration.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_parachains_disputes.rs b/runtime/rococo/src/weights/runtime_parachains_disputes.rs
index 21270cbb672f..b32d256472a0 100644
--- a/runtime/rococo/src/weights/runtime_parachains_disputes.rs
+++ b/runtime/rococo/src/weights/runtime_parachains_disputes.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_parachains_hrmp.rs b/runtime/rococo/src/weights/runtime_parachains_hrmp.rs
index f217f151baf6..32cc25c22910 100644
--- a/runtime/rococo/src/weights/runtime_parachains_hrmp.rs
+++ b/runtime/rococo/src/weights/runtime_parachains_hrmp.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_parachains_initializer.rs b/runtime/rococo/src/weights/runtime_parachains_initializer.rs
index 6172b9a90237..1b8183683acd 100644
--- a/runtime/rococo/src/weights/runtime_parachains_initializer.rs
+++ b/runtime/rococo/src/weights/runtime_parachains_initializer.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_parachains_paras.rs b/runtime/rococo/src/weights/runtime_parachains_paras.rs
index e7618336e99b..9eb78b7e9525 100644
--- a/runtime/rococo/src/weights/runtime_parachains_paras.rs
+++ b/runtime/rococo/src/weights/runtime_parachains_paras.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_parachains_paras_inherent.rs b/runtime/rococo/src/weights/runtime_parachains_paras_inherent.rs
index 7df9411d24a7..a102d1903b2f 100644
--- a/runtime/rococo/src/weights/runtime_parachains_paras_inherent.rs
+++ b/runtime/rococo/src/weights/runtime_parachains_paras_inherent.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/runtime_parachains_ump.rs b/runtime/rococo/src/weights/runtime_parachains_ump.rs
index 74ee02f74660..4fe7398c4403 100644
--- a/runtime/rococo/src/weights/runtime_parachains_ump.rs
+++ b/runtime/rococo/src/weights/runtime_parachains_ump.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/xcm/mod.rs b/runtime/rococo/src/weights/xcm/mod.rs
index fe894d3ad2e8..77bfabdac0c3 100644
--- a/runtime/rococo/src/weights/xcm/mod.rs
+++ b/runtime/rococo/src/weights/xcm/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs b/runtime/rococo/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
index 22f088b8eebc..e8efa7ab95ee 100644
--- a/runtime/rococo/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
+++ b/runtime/rococo/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/weights/xcm/pallet_xcm_benchmarks_generic.rs b/runtime/rococo/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
index 7c9a8ea0f37f..d49345abf80f 100644
--- a/runtime/rococo/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
+++ b/runtime/rococo/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/rococo/src/xcm_config.rs b/runtime/rococo/src/xcm_config.rs
index 31a6c38e8dcd..872bbbe1a035 100644
--- a/runtime/rococo/src/xcm_config.rs
+++ b/runtime/rococo/src/xcm_config.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/test-runtime/build.rs b/runtime/test-runtime/build.rs
index a75ebb4edbe1..404ba3f2fdbd 100644
--- a/runtime/test-runtime/build.rs
+++ b/runtime/test-runtime/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/test-runtime/constants/src/lib.rs b/runtime/test-runtime/constants/src/lib.rs
index ca329accec88..77c83b063cf0 100644
--- a/runtime/test-runtime/constants/src/lib.rs
+++ b/runtime/test-runtime/constants/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/test-runtime/constants/src/weights/block_weights.rs b/runtime/test-runtime/constants/src/weights/block_weights.rs
index b2092d875c83..e7fdb2aae2a0 100644
--- a/runtime/test-runtime/constants/src/weights/block_weights.rs
+++ b/runtime/test-runtime/constants/src/weights/block_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/test-runtime/constants/src/weights/extrinsic_weights.rs b/runtime/test-runtime/constants/src/weights/extrinsic_weights.rs
index 332c3b324bb9..1a4adb968bb7 100644
--- a/runtime/test-runtime/constants/src/weights/extrinsic_weights.rs
+++ b/runtime/test-runtime/constants/src/weights/extrinsic_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/test-runtime/constants/src/weights/mod.rs b/runtime/test-runtime/constants/src/weights/mod.rs
index ed0b4dbcd47f..30fa2c406068 100644
--- a/runtime/test-runtime/constants/src/weights/mod.rs
+++ b/runtime/test-runtime/constants/src/weights/mod.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/test-runtime/constants/src/weights/paritydb_weights.rs b/runtime/test-runtime/constants/src/weights/paritydb_weights.rs
index 4338d928d807..25679703831a 100644
--- a/runtime/test-runtime/constants/src/weights/paritydb_weights.rs
+++ b/runtime/test-runtime/constants/src/weights/paritydb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/test-runtime/constants/src/weights/rocksdb_weights.rs b/runtime/test-runtime/constants/src/weights/rocksdb_weights.rs
index 1d115d963fac..3dd817aa6f13 100644
--- a/runtime/test-runtime/constants/src/weights/rocksdb_weights.rs
+++ b/runtime/test-runtime/constants/src/weights/rocksdb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/test-runtime/src/lib.rs b/runtime/test-runtime/src/lib.rs
index f8176b337f4a..616f1c955dc9 100644
--- a/runtime/test-runtime/src/lib.rs
+++ b/runtime/test-runtime/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/test-runtime/src/xcm_config.rs b/runtime/test-runtime/src/xcm_config.rs
index e346f54a1575..12ff38b43f9f 100644
--- a/runtime/test-runtime/src/xcm_config.rs
+++ b/runtime/test-runtime/src/xcm_config.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/build.rs b/runtime/westend/build.rs
index e4a139a06ae1..428c971bc132 100644
--- a/runtime/westend/build.rs
+++ b/runtime/westend/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/constants/src/lib.rs b/runtime/westend/constants/src/lib.rs
index e7d1a627713f..f9830dab3325 100644
--- a/runtime/westend/constants/src/lib.rs
+++ b/runtime/westend/constants/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/constants/src/weights/block_weights.rs b/runtime/westend/constants/src/weights/block_weights.rs
index 56ef3b25fb1f..a29f5cfc54bc 100644
--- a/runtime/westend/constants/src/weights/block_weights.rs
+++ b/runtime/westend/constants/src/weights/block_weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/constants/src/weights/extrinsic_weights.rs b/runtime/westend/constants/src/weights/extrinsic_weights.rs
index f240fc4154f0..cd307f196d09 100644
--- a/runtime/westend/constants/src/weights/extrinsic_weights.rs
+++ b/runtime/westend/constants/src/weights/extrinsic_weights.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/constants/src/weights/mod.rs b/runtime/westend/constants/src/weights/mod.rs
index 3f8bc612c064..23812ce7ed05 100644
--- a/runtime/westend/constants/src/weights/mod.rs
+++ b/runtime/westend/constants/src/weights/mod.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/westend/constants/src/weights/paritydb_weights.rs b/runtime/westend/constants/src/weights/paritydb_weights.rs
index 4338d928d807..25679703831a 100644
--- a/runtime/westend/constants/src/weights/paritydb_weights.rs
+++ b/runtime/westend/constants/src/weights/paritydb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/westend/constants/src/weights/rocksdb_weights.rs b/runtime/westend/constants/src/weights/rocksdb_weights.rs
index 1d115d963fac..3dd817aa6f13 100644
--- a/runtime/westend/constants/src/weights/rocksdb_weights.rs
+++ b/runtime/westend/constants/src/weights/rocksdb_weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/westend/src/bag_thresholds.rs b/runtime/westend/src/bag_thresholds.rs
index d88f469f6b1c..de28520d4619 100644
--- a/runtime/westend/src/bag_thresholds.rs
+++ b/runtime/westend/src/bag_thresholds.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/lib.rs b/runtime/westend/src/lib.rs
index 722d12c8f1bd..5896d888fbad 100644
--- a/runtime/westend/src/lib.rs
+++ b/runtime/westend/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/tests.rs b/runtime/westend/src/tests.rs
index 401b575255a8..226410b0729e 100644
--- a/runtime/westend/src/tests.rs
+++ b/runtime/westend/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/frame_election_provider_support.rs b/runtime/westend/src/weights/frame_election_provider_support.rs
index 4c31ae2d29f7..c7c78c2d2ec7 100644
--- a/runtime/westend/src/weights/frame_election_provider_support.rs
+++ b/runtime/westend/src/weights/frame_election_provider_support.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/frame_system.rs b/runtime/westend/src/weights/frame_system.rs
index f4ecb24a4316..3e0e5d96dc7b 100644
--- a/runtime/westend/src/weights/frame_system.rs
+++ b/runtime/westend/src/weights/frame_system.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/mod.rs b/runtime/westend/src/weights/mod.rs
index 5ca093c618d5..d443b903bab0 100644
--- a/runtime/westend/src/weights/mod.rs
+++ b/runtime/westend/src/weights/mod.rs
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/westend/src/weights/pallet_bags_list.rs b/runtime/westend/src/weights/pallet_bags_list.rs
index 911397783c69..3cfc0d74ca18 100644
--- a/runtime/westend/src/weights/pallet_bags_list.rs
+++ b/runtime/westend/src/weights/pallet_bags_list.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_balances.rs b/runtime/westend/src/weights/pallet_balances.rs
index 812ba9137c07..b6d3f4c851b9 100644
--- a/runtime/westend/src/weights/pallet_balances.rs
+++ b/runtime/westend/src/weights/pallet_balances.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_election_provider_multi_phase.rs b/runtime/westend/src/weights/pallet_election_provider_multi_phase.rs
index fbb825068b36..f39ecf2ce24b 100644
--- a/runtime/westend/src/weights/pallet_election_provider_multi_phase.rs
+++ b/runtime/westend/src/weights/pallet_election_provider_multi_phase.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_fast_unstake.rs b/runtime/westend/src/weights/pallet_fast_unstake.rs
index 87aa31fd0095..3973dfbb3c02 100644
--- a/runtime/westend/src/weights/pallet_fast_unstake.rs
+++ b/runtime/westend/src/weights/pallet_fast_unstake.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_identity.rs b/runtime/westend/src/weights/pallet_identity.rs
index c3d24a95d297..cb3bb4f03bef 100644
--- a/runtime/westend/src/weights/pallet_identity.rs
+++ b/runtime/westend/src/weights/pallet_identity.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_im_online.rs b/runtime/westend/src/weights/pallet_im_online.rs
index 580eaded1aa0..bafd08177199 100644
--- a/runtime/westend/src/weights/pallet_im_online.rs
+++ b/runtime/westend/src/weights/pallet_im_online.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_indices.rs b/runtime/westend/src/weights/pallet_indices.rs
index f108b7d90d28..93d065de2430 100644
--- a/runtime/westend/src/weights/pallet_indices.rs
+++ b/runtime/westend/src/weights/pallet_indices.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_multisig.rs b/runtime/westend/src/weights/pallet_multisig.rs
index 41fd4cd31551..128c74aef4ba 100644
--- a/runtime/westend/src/weights/pallet_multisig.rs
+++ b/runtime/westend/src/weights/pallet_multisig.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_nomination_pools.rs b/runtime/westend/src/weights/pallet_nomination_pools.rs
index dfe4d5af1897..0de728f9dc6c 100644
--- a/runtime/westend/src/weights/pallet_nomination_pools.rs
+++ b/runtime/westend/src/weights/pallet_nomination_pools.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_preimage.rs b/runtime/westend/src/weights/pallet_preimage.rs
index 8179ab43fcef..fc4f789cdde4 100644
--- a/runtime/westend/src/weights/pallet_preimage.rs
+++ b/runtime/westend/src/weights/pallet_preimage.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_proxy.rs b/runtime/westend/src/weights/pallet_proxy.rs
index 007b3988bc52..3bbe23624b0a 100644
--- a/runtime/westend/src/weights/pallet_proxy.rs
+++ b/runtime/westend/src/weights/pallet_proxy.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_scheduler.rs b/runtime/westend/src/weights/pallet_scheduler.rs
index 6e0a9fca8443..a278c5e49b55 100644
--- a/runtime/westend/src/weights/pallet_scheduler.rs
+++ b/runtime/westend/src/weights/pallet_scheduler.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_session.rs b/runtime/westend/src/weights/pallet_session.rs
index 46049c5ea649..e911c61b8b37 100644
--- a/runtime/westend/src/weights/pallet_session.rs
+++ b/runtime/westend/src/weights/pallet_session.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_staking.rs b/runtime/westend/src/weights/pallet_staking.rs
index cdc69dde781e..549dad70d00b 100644
--- a/runtime/westend/src/weights/pallet_staking.rs
+++ b/runtime/westend/src/weights/pallet_staking.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_timestamp.rs b/runtime/westend/src/weights/pallet_timestamp.rs
index 9bc842491340..b1cfc13fa38b 100644
--- a/runtime/westend/src/weights/pallet_timestamp.rs
+++ b/runtime/westend/src/weights/pallet_timestamp.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_utility.rs b/runtime/westend/src/weights/pallet_utility.rs
index 646b9db9c307..8cd78db3270c 100644
--- a/runtime/westend/src/weights/pallet_utility.rs
+++ b/runtime/westend/src/weights/pallet_utility.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_vesting.rs b/runtime/westend/src/weights/pallet_vesting.rs
index 3263eb03a9a3..c4373c30b94a 100644
--- a/runtime/westend/src/weights/pallet_vesting.rs
+++ b/runtime/westend/src/weights/pallet_vesting.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/pallet_xcm.rs b/runtime/westend/src/weights/pallet_xcm.rs
index 2282c6df48f2..19ba2a00c5a4 100644
--- a/runtime/westend/src/weights/pallet_xcm.rs
+++ b/runtime/westend/src/weights/pallet_xcm.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_common_auctions.rs b/runtime/westend/src/weights/runtime_common_auctions.rs
index 8a3159b0f229..9a7094297841 100644
--- a/runtime/westend/src/weights/runtime_common_auctions.rs
+++ b/runtime/westend/src/weights/runtime_common_auctions.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_common_crowdloan.rs b/runtime/westend/src/weights/runtime_common_crowdloan.rs
index c26f25245d24..813527e336e0 100644
--- a/runtime/westend/src/weights/runtime_common_crowdloan.rs
+++ b/runtime/westend/src/weights/runtime_common_crowdloan.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_common_paras_registrar.rs b/runtime/westend/src/weights/runtime_common_paras_registrar.rs
index c9ff7ff062cb..401fd499df0f 100644
--- a/runtime/westend/src/weights/runtime_common_paras_registrar.rs
+++ b/runtime/westend/src/weights/runtime_common_paras_registrar.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_common_slots.rs b/runtime/westend/src/weights/runtime_common_slots.rs
index 6aa098f609cb..ebb1aa119617 100644
--- a/runtime/westend/src/weights/runtime_common_slots.rs
+++ b/runtime/westend/src/weights/runtime_common_slots.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_parachains_configuration.rs b/runtime/westend/src/weights/runtime_parachains_configuration.rs
index 309d4357ebdc..2e1d5ac6bf67 100644
--- a/runtime/westend/src/weights/runtime_parachains_configuration.rs
+++ b/runtime/westend/src/weights/runtime_parachains_configuration.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_parachains_disputes.rs b/runtime/westend/src/weights/runtime_parachains_disputes.rs
index b8474366409a..fa08d75a959e 100644
--- a/runtime/westend/src/weights/runtime_parachains_disputes.rs
+++ b/runtime/westend/src/weights/runtime_parachains_disputes.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_parachains_disputes_slashing.rs b/runtime/westend/src/weights/runtime_parachains_disputes_slashing.rs
index 2db9804f6856..b9bd8c98ea73 100644
--- a/runtime/westend/src/weights/runtime_parachains_disputes_slashing.rs
+++ b/runtime/westend/src/weights/runtime_parachains_disputes_slashing.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_parachains_hrmp.rs b/runtime/westend/src/weights/runtime_parachains_hrmp.rs
index f764543e1b2e..56553c91b828 100644
--- a/runtime/westend/src/weights/runtime_parachains_hrmp.rs
+++ b/runtime/westend/src/weights/runtime_parachains_hrmp.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_parachains_initializer.rs b/runtime/westend/src/weights/runtime_parachains_initializer.rs
index 2de6260397d4..505f499ea313 100644
--- a/runtime/westend/src/weights/runtime_parachains_initializer.rs
+++ b/runtime/westend/src/weights/runtime_parachains_initializer.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_parachains_paras.rs b/runtime/westend/src/weights/runtime_parachains_paras.rs
index 73da0547187e..2a0ee4f15273 100644
--- a/runtime/westend/src/weights/runtime_parachains_paras.rs
+++ b/runtime/westend/src/weights/runtime_parachains_paras.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_parachains_paras_inherent.rs b/runtime/westend/src/weights/runtime_parachains_paras_inherent.rs
index 349e2f062b5f..1113d4bc06a1 100644
--- a/runtime/westend/src/weights/runtime_parachains_paras_inherent.rs
+++ b/runtime/westend/src/weights/runtime_parachains_paras_inherent.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/runtime_parachains_ump.rs b/runtime/westend/src/weights/runtime_parachains_ump.rs
index dcea49b19f89..2b0de70b83d1 100644
--- a/runtime/westend/src/weights/runtime_parachains_ump.rs
+++ b/runtime/westend/src/weights/runtime_parachains_ump.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/xcm/mod.rs b/runtime/westend/src/weights/xcm/mod.rs
index 4fb27c12096a..230dab55fbc5 100644
--- a/runtime/westend/src/weights/xcm/mod.rs
+++ b/runtime/westend/src/weights/xcm/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs b/runtime/westend/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
index 8d44819907b8..5f5ef52956e8 100644
--- a/runtime/westend/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
+++ b/runtime/westend/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/weights/xcm/pallet_xcm_benchmarks_generic.rs b/runtime/westend/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
index 119b8b4bc7e9..a2e599d6b888 100644
--- a/runtime/westend/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
+++ b/runtime/westend/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/runtime/westend/src/xcm_config.rs b/runtime/westend/src/xcm_config.rs
index 834472f5fb2c..24b161e42a01 100644
--- a/runtime/westend/src/xcm_config.rs
+++ b/runtime/westend/src/xcm_config.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/src/main.rs b/src/main.rs
index 2deb198ec773..5986d8cea7bb 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/statement-table/src/generic.rs b/statement-table/src/generic.rs
index c33151d5c156..fcd261b438b3 100644
--- a/statement-table/src/generic.rs
+++ b/statement-table/src/generic.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/statement-table/src/lib.rs b/statement-table/src/lib.rs
index 4eb5ff3cd017..0388c069f646 100644
--- a/statement-table/src/lib.rs
+++ b/statement-table/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/tests/benchmark_block.rs b/tests/benchmark_block.rs
index dc3b174599a9..b7ff6cdef969 100644
--- a/tests/benchmark_block.rs
+++ b/tests/benchmark_block.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/tests/benchmark_extrinsic.rs b/tests/benchmark_extrinsic.rs
index 79a7d4c45322..e701fd9c923c 100644
--- a/tests/benchmark_extrinsic.rs
+++ b/tests/benchmark_extrinsic.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/tests/benchmark_overhead.rs b/tests/benchmark_overhead.rs
index 10582870168e..295479594eb9 100644
--- a/tests/benchmark_overhead.rs
+++ b/tests/benchmark_overhead.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/tests/benchmark_storage_works.rs b/tests/benchmark_storage_works.rs
index 7c9e40b9d0b9..e789e8ae15e3 100644
--- a/tests/benchmark_storage_works.rs
+++ b/tests/benchmark_storage_works.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/tests/common.rs b/tests/common.rs
index 6a41975f87fa..72827e9e0c40 100644
--- a/tests/common.rs
+++ b/tests/common.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/tests/invalid_order_arguments.rs b/tests/invalid_order_arguments.rs
index f8dc32a82a26..8b5f4e31c17a 100644
--- a/tests/invalid_order_arguments.rs
+++ b/tests/invalid_order_arguments.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/tests/purge_chain_works.rs b/tests/purge_chain_works.rs
index ab3ee506b60a..c93a0dde9a8d 100644
--- a/tests/purge_chain_works.rs
+++ b/tests/purge_chain_works.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/tests/running_the_node_and_interrupt.rs b/tests/running_the_node_and_interrupt.rs
index 5b0e6ec8b013..d3935cbb02ad 100644
--- a/tests/running_the_node_and_interrupt.rs
+++ b/tests/running_the_node_and_interrupt.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Substrate.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/utils/generate-bags/src/main.rs b/utils/generate-bags/src/main.rs
index 409b28b5b79d..6d0b0e19e899 100644
--- a/utils/generate-bags/src/main.rs
+++ b/utils/generate-bags/src/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/remote-ext-tests/bags-list/src/main.rs b/utils/remote-ext-tests/bags-list/src/main.rs
index 53d81c4b4e05..6fb66ab21601 100644
--- a/utils/remote-ext-tests/bags-list/src/main.rs
+++ b/utils/remote-ext-tests/bags-list/src/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/dry_run.rs b/utils/staking-miner/src/dry_run.rs
index 8b105d70eb3b..4d09306a6ef5 100644
--- a/utils/staking-miner/src/dry_run.rs
+++ b/utils/staking-miner/src/dry_run.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/emergency_solution.rs b/utils/staking-miner/src/emergency_solution.rs
index fdb3a47a270d..85487f7e40df 100644
--- a/utils/staking-miner/src/emergency_solution.rs
+++ b/utils/staking-miner/src/emergency_solution.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/main.rs b/utils/staking-miner/src/main.rs
index 84c57bc6d2e8..044ba4ed22df 100644
--- a/utils/staking-miner/src/main.rs
+++ b/utils/staking-miner/src/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/monitor.rs b/utils/staking-miner/src/monitor.rs
index 2395c7b7fc69..e578e1c83544 100644
--- a/utils/staking-miner/src/monitor.rs
+++ b/utils/staking-miner/src/monitor.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/opts.rs b/utils/staking-miner/src/opts.rs
index d7690a21205b..819511b55b18 100644
--- a/utils/staking-miner/src/opts.rs
+++ b/utils/staking-miner/src/opts.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/prelude.rs b/utils/staking-miner/src/prelude.rs
index eeca85c9b704..45553d7a3441 100644
--- a/utils/staking-miner/src/prelude.rs
+++ b/utils/staking-miner/src/prelude.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/rpc.rs b/utils/staking-miner/src/rpc.rs
index 1da24b4aae34..ae978ee3382d 100644
--- a/utils/staking-miner/src/rpc.rs
+++ b/utils/staking-miner/src/rpc.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/runtime_versions.rs b/utils/staking-miner/src/runtime_versions.rs
index 20e4bd435a63..38af05ead241 100644
--- a/utils/staking-miner/src/runtime_versions.rs
+++ b/utils/staking-miner/src/runtime_versions.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/src/signer.rs b/utils/staking-miner/src/signer.rs
index 6a8053385971..88b68cbd8dcc 100644
--- a/utils/staking-miner/src/signer.rs
+++ b/utils/staking-miner/src/signer.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/utils/staking-miner/tests/cli.rs b/utils/staking-miner/tests/cli.rs
index fc26da98abe1..1ced1239e553 100644
--- a/utils/staking-miner/tests/cli.rs
+++ b/utils/staking-miner/tests/cli.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/src/fungible/benchmarking.rs b/xcm/pallet-xcm-benchmarks/src/fungible/benchmarking.rs
index fade0d4869b3..0a316a3f0aca 100644
--- a/xcm/pallet-xcm-benchmarks/src/fungible/benchmarking.rs
+++ b/xcm/pallet-xcm-benchmarks/src/fungible/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/src/fungible/mock.rs b/xcm/pallet-xcm-benchmarks/src/fungible/mock.rs
index 56bbd913a010..382434ea1c28 100644
--- a/xcm/pallet-xcm-benchmarks/src/fungible/mock.rs
+++ b/xcm/pallet-xcm-benchmarks/src/fungible/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/src/fungible/mod.rs b/xcm/pallet-xcm-benchmarks/src/fungible/mod.rs
index 011e84a0e42e..7fa527dffeba 100644
--- a/xcm/pallet-xcm-benchmarks/src/fungible/mod.rs
+++ b/xcm/pallet-xcm-benchmarks/src/fungible/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/src/generic/benchmarking.rs b/xcm/pallet-xcm-benchmarks/src/generic/benchmarking.rs
index 46301a974c10..b10c924529ba 100644
--- a/xcm/pallet-xcm-benchmarks/src/generic/benchmarking.rs
+++ b/xcm/pallet-xcm-benchmarks/src/generic/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/src/generic/mock.rs b/xcm/pallet-xcm-benchmarks/src/generic/mock.rs
index 3cb5c5d0c8e7..df6e7713b8a9 100644
--- a/xcm/pallet-xcm-benchmarks/src/generic/mock.rs
+++ b/xcm/pallet-xcm-benchmarks/src/generic/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/src/generic/mod.rs b/xcm/pallet-xcm-benchmarks/src/generic/mod.rs
index bdf3b2821f6b..17e8aa6de95f 100644
--- a/xcm/pallet-xcm-benchmarks/src/generic/mod.rs
+++ b/xcm/pallet-xcm-benchmarks/src/generic/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2017-2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/src/lib.rs b/xcm/pallet-xcm-benchmarks/src/lib.rs
index c2bb093b1d1a..ba6541d373de 100644
--- a/xcm/pallet-xcm-benchmarks/src/lib.rs
+++ b/xcm/pallet-xcm-benchmarks/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/src/mock.rs b/xcm/pallet-xcm-benchmarks/src/mock.rs
index 905a9af36fc4..5cb7dc8f4df5 100644
--- a/xcm/pallet-xcm-benchmarks/src/mock.rs
+++ b/xcm/pallet-xcm-benchmarks/src/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm-benchmarks/template.hbs b/xcm/pallet-xcm-benchmarks/template.hbs
index bd1c9241e64f..7171f6599019 100644
--- a/xcm/pallet-xcm-benchmarks/template.hbs
+++ b/xcm/pallet-xcm-benchmarks/template.hbs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm/src/benchmarking.rs b/xcm/pallet-xcm/src/benchmarking.rs
index bb0fe930199a..9ee11553cfc5 100644
--- a/xcm/pallet-xcm/src/benchmarking.rs
+++ b/xcm/pallet-xcm/src/benchmarking.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm/src/lib.rs b/xcm/pallet-xcm/src/lib.rs
index e8e164140fcc..5af903ca37b3 100644
--- a/xcm/pallet-xcm/src/lib.rs
+++ b/xcm/pallet-xcm/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm/src/migration.rs b/xcm/pallet-xcm/src/migration.rs
index 247b9f8adaca..32bc5e764c57 100644
--- a/xcm/pallet-xcm/src/migration.rs
+++ b/xcm/pallet-xcm/src/migration.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm/src/mock.rs b/xcm/pallet-xcm/src/mock.rs
index 9544538ef280..0faef76f9eac 100644
--- a/xcm/pallet-xcm/src/mock.rs
+++ b/xcm/pallet-xcm/src/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/pallet-xcm/src/tests.rs b/xcm/pallet-xcm/src/tests.rs
index 2700124976f1..919eede0fe4a 100644
--- a/xcm/pallet-xcm/src/tests.rs
+++ b/xcm/pallet-xcm/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/procedural/src/lib.rs b/xcm/procedural/src/lib.rs
index 36181ccbd1fb..2ebccadf50be 100644
--- a/xcm/procedural/src/lib.rs
+++ b/xcm/procedural/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/procedural/src/v2.rs b/xcm/procedural/src/v2.rs
index 6fbeeefeb128..dc2694a666f0 100644
--- a/xcm/procedural/src/v2.rs
+++ b/xcm/procedural/src/v2.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/procedural/src/v3.rs b/xcm/procedural/src/v3.rs
index 0897481d0949..246f90a46a3e 100644
--- a/xcm/procedural/src/v3.rs
+++ b/xcm/procedural/src/v3.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/procedural/src/weight_info.rs b/xcm/procedural/src/weight_info.rs
index 6dc64b66d4eb..dde4b94ecc07 100644
--- a/xcm/procedural/src/weight_info.rs
+++ b/xcm/procedural/src/weight_info.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/src/double_encoded.rs b/xcm/src/double_encoded.rs
index 858d97964203..2c8957d9ed76 100644
--- a/xcm/src/double_encoded.rs
+++ b/xcm/src/double_encoded.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/src/lib.rs b/xcm/src/lib.rs
index 0f919b892179..85ef1718bf3f 100644
--- a/xcm/src/lib.rs
+++ b/xcm/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/xcm/src/tests.rs b/xcm/src/tests.rs
index 32326cab0333..10b14ffec992 100644
--- a/xcm/src/tests.rs
+++ b/xcm/src/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v2/junction.rs b/xcm/src/v2/junction.rs
index 87fe6d8ff20e..be075a31fe32 100644
--- a/xcm/src/v2/junction.rs
+++ b/xcm/src/v2/junction.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v2/mod.rs b/xcm/src/v2/mod.rs
index 57b851bd62a9..6a24cf0720e7 100644
--- a/xcm/src/v2/mod.rs
+++ b/xcm/src/v2/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Cumulus.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v2/multiasset.rs b/xcm/src/v2/multiasset.rs
index 6493b7c1afbe..aae65dcbb54a 100644
--- a/xcm/src/v2/multiasset.rs
+++ b/xcm/src/v2/multiasset.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v2/multilocation.rs b/xcm/src/v2/multilocation.rs
index 4abdc1daf7a6..086a83277322 100644
--- a/xcm/src/v2/multilocation.rs
+++ b/xcm/src/v2/multilocation.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v2/traits.rs b/xcm/src/v2/traits.rs
index 77900e514c4b..524b659d57e1 100644
--- a/xcm/src/v2/traits.rs
+++ b/xcm/src/v2/traits.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Cumulus.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v3/junction.rs b/xcm/src/v3/junction.rs
index 57877f95450c..55454226c868 100644
--- a/xcm/src/v3/junction.rs
+++ b/xcm/src/v3/junction.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v3/junctions.rs b/xcm/src/v3/junctions.rs
index d596489b209e..a412275d0596 100644
--- a/xcm/src/v3/junctions.rs
+++ b/xcm/src/v3/junctions.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v3/matcher.rs b/xcm/src/v3/matcher.rs
index de390338e3f5..72d2411bf9c2 100644
--- a/xcm/src/v3/matcher.rs
+++ b/xcm/src/v3/matcher.rs
@@ -1,4 +1,4 @@
-// Copyright 2023 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v3/mod.rs b/xcm/src/v3/mod.rs
index 45a960f28ffe..39a7ae32ee1e 100644
--- a/xcm/src/v3/mod.rs
+++ b/xcm/src/v3/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v3/multiasset.rs b/xcm/src/v3/multiasset.rs
index 602c9722f753..06cd2c8b5b82 100644
--- a/xcm/src/v3/multiasset.rs
+++ b/xcm/src/v3/multiasset.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v3/multilocation.rs b/xcm/src/v3/multilocation.rs
index 698276627afa..aee0d24061f6 100644
--- a/xcm/src/v3/multilocation.rs
+++ b/xcm/src/v3/multilocation.rs
@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/src/v3/traits.rs b/xcm/src/v3/traits.rs
index 74ca60cd6631..b752647b0819 100644
--- a/xcm/src/v3/traits.rs
+++ b/xcm/src/v3/traits.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Substrate is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/asset_conversion.rs b/xcm/xcm-builder/src/asset_conversion.rs
index cadbb8381cfa..5db425a75b8b 100644
--- a/xcm/xcm-builder/src/asset_conversion.rs
+++ b/xcm/xcm-builder/src/asset_conversion.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/barriers.rs b/xcm/xcm-builder/src/barriers.rs
index 02de36caeb6f..17ba265d1d3f 100644
--- a/xcm/xcm-builder/src/barriers.rs
+++ b/xcm/xcm-builder/src/barriers.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/currency_adapter.rs b/xcm/xcm-builder/src/currency_adapter.rs
index bb7ac7a648da..2c83049c879c 100644
--- a/xcm/xcm-builder/src/currency_adapter.rs
+++ b/xcm/xcm-builder/src/currency_adapter.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/filter_asset_location.rs b/xcm/xcm-builder/src/filter_asset_location.rs
index 1701988d624b..68dd86d9bfeb 100644
--- a/xcm/xcm-builder/src/filter_asset_location.rs
+++ b/xcm/xcm-builder/src/filter_asset_location.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/fungibles_adapter.rs b/xcm/xcm-builder/src/fungibles_adapter.rs
index 33e451393106..d2fdf28c760f 100644
--- a/xcm/xcm-builder/src/fungibles_adapter.rs
+++ b/xcm/xcm-builder/src/fungibles_adapter.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/lib.rs b/xcm/xcm-builder/src/lib.rs
index 2379297010a1..2508a43a3226 100644
--- a/xcm/xcm-builder/src/lib.rs
+++ b/xcm/xcm-builder/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/location_conversion.rs b/xcm/xcm-builder/src/location_conversion.rs
index a3ced7ba6d90..00aea3d2969d 100644
--- a/xcm/xcm-builder/src/location_conversion.rs
+++ b/xcm/xcm-builder/src/location_conversion.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/matches_token.rs b/xcm/xcm-builder/src/matches_token.rs
index 53b844c75764..ddb25799be62 100644
--- a/xcm/xcm-builder/src/matches_token.rs
+++ b/xcm/xcm-builder/src/matches_token.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/nonfungibles_adapter.rs b/xcm/xcm-builder/src/nonfungibles_adapter.rs
index 2735a03ab6f3..530f84949e53 100644
--- a/xcm/xcm-builder/src/nonfungibles_adapter.rs
+++ b/xcm/xcm-builder/src/nonfungibles_adapter.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/origin_conversion.rs b/xcm/xcm-builder/src/origin_conversion.rs
index ddeec5dd0b31..22a79d0f8028 100644
--- a/xcm/xcm-builder/src/origin_conversion.rs
+++ b/xcm/xcm-builder/src/origin_conversion.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/test_utils.rs b/xcm/xcm-builder/src/test_utils.rs
index 958d6a8a4a3a..d0f867ba62d6 100644
--- a/xcm/xcm-builder/src/test_utils.rs
+++ b/xcm/xcm-builder/src/test_utils.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/assets.rs b/xcm/xcm-builder/src/tests/assets.rs
index 57eacf00183b..9b8ba0e459de 100644
--- a/xcm/xcm-builder/src/tests/assets.rs
+++ b/xcm/xcm-builder/src/tests/assets.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/barriers.rs b/xcm/xcm-builder/src/tests/barriers.rs
index a7889c7e212d..a2807bc2818a 100644
--- a/xcm/xcm-builder/src/tests/barriers.rs
+++ b/xcm/xcm-builder/src/tests/barriers.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/basic.rs b/xcm/xcm-builder/src/tests/basic.rs
index 6a821e22b66a..02fcd8962dbf 100644
--- a/xcm/xcm-builder/src/tests/basic.rs
+++ b/xcm/xcm-builder/src/tests/basic.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/bridging/local_para_para.rs b/xcm/xcm-builder/src/tests/bridging/local_para_para.rs
index a2ab952b16d6..117909725b76 100644
--- a/xcm/xcm-builder/src/tests/bridging/local_para_para.rs
+++ b/xcm/xcm-builder/src/tests/bridging/local_para_para.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/bridging/local_relay_relay.rs b/xcm/xcm-builder/src/tests/bridging/local_relay_relay.rs
index 20b029526e9f..66099bb823d4 100644
--- a/xcm/xcm-builder/src/tests/bridging/local_relay_relay.rs
+++ b/xcm/xcm-builder/src/tests/bridging/local_relay_relay.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/bridging/mod.rs b/xcm/xcm-builder/src/tests/bridging/mod.rs
index 0ca3733c108b..194e171cb620 100644
--- a/xcm/xcm-builder/src/tests/bridging/mod.rs
+++ b/xcm/xcm-builder/src/tests/bridging/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/bridging/paid_remote_relay_relay.rs b/xcm/xcm-builder/src/tests/bridging/paid_remote_relay_relay.rs
index d31c46c734fb..a618193d6e30 100644
--- a/xcm/xcm-builder/src/tests/bridging/paid_remote_relay_relay.rs
+++ b/xcm/xcm-builder/src/tests/bridging/paid_remote_relay_relay.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/bridging/remote_para_para.rs b/xcm/xcm-builder/src/tests/bridging/remote_para_para.rs
index 648807763b2a..06df4cae2a79 100644
--- a/xcm/xcm-builder/src/tests/bridging/remote_para_para.rs
+++ b/xcm/xcm-builder/src/tests/bridging/remote_para_para.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/bridging/remote_para_para_via_relay.rs b/xcm/xcm-builder/src/tests/bridging/remote_para_para_via_relay.rs
index 0a6e0bfb73dd..56579643861d 100644
--- a/xcm/xcm-builder/src/tests/bridging/remote_para_para_via_relay.rs
+++ b/xcm/xcm-builder/src/tests/bridging/remote_para_para_via_relay.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/bridging/remote_relay_relay.rs b/xcm/xcm-builder/src/tests/bridging/remote_relay_relay.rs
index 83cc0ac78096..4230ea27b715 100644
--- a/xcm/xcm-builder/src/tests/bridging/remote_relay_relay.rs
+++ b/xcm/xcm-builder/src/tests/bridging/remote_relay_relay.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/expecting.rs b/xcm/xcm-builder/src/tests/expecting.rs
index b93b73224dcc..6d5e0ff47b51 100644
--- a/xcm/xcm-builder/src/tests/expecting.rs
+++ b/xcm/xcm-builder/src/tests/expecting.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/locking.rs b/xcm/xcm-builder/src/tests/locking.rs
index f226c1bb5766..7c408c999b56 100644
--- a/xcm/xcm-builder/src/tests/locking.rs
+++ b/xcm/xcm-builder/src/tests/locking.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/mock.rs b/xcm/xcm-builder/src/tests/mock.rs
index fa85d09a443e..11b0723d5673 100644
--- a/xcm/xcm-builder/src/tests/mock.rs
+++ b/xcm/xcm-builder/src/tests/mock.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/mod.rs b/xcm/xcm-builder/src/tests/mod.rs
index cc83d9d5ac98..496005260ae2 100644
--- a/xcm/xcm-builder/src/tests/mod.rs
+++ b/xcm/xcm-builder/src/tests/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/origins.rs b/xcm/xcm-builder/src/tests/origins.rs
index a7454a4f423e..d3d6278eff8e 100644
--- a/xcm/xcm-builder/src/tests/origins.rs
+++ b/xcm/xcm-builder/src/tests/origins.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/querying.rs b/xcm/xcm-builder/src/tests/querying.rs
index 9bd81763fed4..be8edfe87b8d 100644
--- a/xcm/xcm-builder/src/tests/querying.rs
+++ b/xcm/xcm-builder/src/tests/querying.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/transacting.rs b/xcm/xcm-builder/src/tests/transacting.rs
index dd1ba7b1c922..ccb2c23d19fd 100644
--- a/xcm/xcm-builder/src/tests/transacting.rs
+++ b/xcm/xcm-builder/src/tests/transacting.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/version_subscriptions.rs b/xcm/xcm-builder/src/tests/version_subscriptions.rs
index 4aba90c2c82f..434c92202c83 100644
--- a/xcm/xcm-builder/src/tests/version_subscriptions.rs
+++ b/xcm/xcm-builder/src/tests/version_subscriptions.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/tests/weight.rs b/xcm/xcm-builder/src/tests/weight.rs
index e98ea8bd0968..99ef029196ff 100644
--- a/xcm/xcm-builder/src/tests/weight.rs
+++ b/xcm/xcm-builder/src/tests/weight.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/universal_exports.rs b/xcm/xcm-builder/src/universal_exports.rs
index 7fe4e2a13cf9..ddf1c9ed336a 100644
--- a/xcm/xcm-builder/src/universal_exports.rs
+++ b/xcm/xcm-builder/src/universal_exports.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/src/weight.rs b/xcm/xcm-builder/src/weight.rs
index 7a7c6a7cdfa8..1473775eccd8 100644
--- a/xcm/xcm-builder/src/weight.rs
+++ b/xcm/xcm-builder/src/weight.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/tests/mock/mod.rs b/xcm/xcm-builder/tests/mock/mod.rs
index 9c0086e34c90..241ce5bef640 100644
--- a/xcm/xcm-builder/tests/mock/mod.rs
+++ b/xcm/xcm-builder/tests/mock/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-builder/tests/scenarios.rs b/xcm/xcm-builder/tests/scenarios.rs
index 05227fbd742c..64e9b86a91cd 100644
--- a/xcm/xcm-builder/tests/scenarios.rs
+++ b/xcm/xcm-builder/tests/scenarios.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/integration-tests/src/lib.rs b/xcm/xcm-executor/integration-tests/src/lib.rs
index a3212c798dab..1500bb836ae4 100644
--- a/xcm/xcm-executor/integration-tests/src/lib.rs
+++ b/xcm/xcm-executor/integration-tests/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/assets.rs b/xcm/xcm-executor/src/assets.rs
index 9d5d94722aa8..f5e0659931eb 100644
--- a/xcm/xcm-executor/src/assets.rs
+++ b/xcm/xcm-executor/src/assets.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/config.rs b/xcm/xcm-executor/src/config.rs
index 9bb98055fb20..2672eb41502f 100644
--- a/xcm/xcm-executor/src/config.rs
+++ b/xcm/xcm-executor/src/config.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/lib.rs b/xcm/xcm-executor/src/lib.rs
index 4e63ad91479f..749a63114d95 100644
--- a/xcm/xcm-executor/src/lib.rs
+++ b/xcm/xcm-executor/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/asset_exchange.rs b/xcm/xcm-executor/src/traits/asset_exchange.rs
index dd2eae23f8a2..465468992ae4 100644
--- a/xcm/xcm-executor/src/traits/asset_exchange.rs
+++ b/xcm/xcm-executor/src/traits/asset_exchange.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/asset_lock.rs b/xcm/xcm-executor/src/traits/asset_lock.rs
index 8d030ed1d5c1..bb19e90b0c36 100644
--- a/xcm/xcm-executor/src/traits/asset_lock.rs
+++ b/xcm/xcm-executor/src/traits/asset_lock.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/conversion.rs b/xcm/xcm-executor/src/traits/conversion.rs
index 73b02bfe0adc..c33269a6566f 100644
--- a/xcm/xcm-executor/src/traits/conversion.rs
+++ b/xcm/xcm-executor/src/traits/conversion.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/drop_assets.rs b/xcm/xcm-executor/src/traits/drop_assets.rs
index 1119f585345f..9753f3a4213f 100644
--- a/xcm/xcm-executor/src/traits/drop_assets.rs
+++ b/xcm/xcm-executor/src/traits/drop_assets.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/export.rs b/xcm/xcm-executor/src/traits/export.rs
index ef8daa3c828d..39667cec48ca 100644
--- a/xcm/xcm-executor/src/traits/export.rs
+++ b/xcm/xcm-executor/src/traits/export.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/fee_manager.rs b/xcm/xcm-executor/src/traits/fee_manager.rs
index b883a6d573c8..ad2e108e7dee 100644
--- a/xcm/xcm-executor/src/traits/fee_manager.rs
+++ b/xcm/xcm-executor/src/traits/fee_manager.rs
@@ -1,4 +1,4 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/filter_asset_location.rs b/xcm/xcm-executor/src/traits/filter_asset_location.rs
index ec9fecbab640..7aeb26b28094 100644
--- a/xcm/xcm-executor/src/traits/filter_asset_location.rs
+++ b/xcm/xcm-executor/src/traits/filter_asset_location.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/mod.rs b/xcm/xcm-executor/src/traits/mod.rs
index 94fe7e98a7db..f78226a2135b 100644
--- a/xcm/xcm-executor/src/traits/mod.rs
+++ b/xcm/xcm-executor/src/traits/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/on_response.rs b/xcm/xcm-executor/src/traits/on_response.rs
index dbde3f940f41..dcb7d924d799 100644
--- a/xcm/xcm-executor/src/traits/on_response.rs
+++ b/xcm/xcm-executor/src/traits/on_response.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/should_execute.rs b/xcm/xcm-executor/src/traits/should_execute.rs
index 7db8fbe4a09e..2212b7d68990 100644
--- a/xcm/xcm-executor/src/traits/should_execute.rs
+++ b/xcm/xcm-executor/src/traits/should_execute.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/token_matching.rs b/xcm/xcm-executor/src/traits/token_matching.rs
index f1bbbe68025b..ad65a8630217 100644
--- a/xcm/xcm-executor/src/traits/token_matching.rs
+++ b/xcm/xcm-executor/src/traits/token_matching.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/transact_asset.rs b/xcm/xcm-executor/src/traits/transact_asset.rs
index 9f4b9b5ad392..0770228ed827 100644
--- a/xcm/xcm-executor/src/traits/transact_asset.rs
+++ b/xcm/xcm-executor/src/traits/transact_asset.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-executor/src/traits/weight.rs b/xcm/xcm-executor/src/traits/weight.rs
index 6e111f93e806..033614d4bf61 100644
--- a/xcm/xcm-executor/src/traits/weight.rs
+++ b/xcm/xcm-executor/src/traits/weight.rs
@@ -1,4 +1,4 @@
-// Copyright 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-simulator/example/src/lib.rs b/xcm/xcm-simulator/example/src/lib.rs
index b2bedf4c37e7..bd439192215e 100644
--- a/xcm/xcm-simulator/example/src/lib.rs
+++ b/xcm/xcm-simulator/example/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-simulator/example/src/parachain.rs b/xcm/xcm-simulator/example/src/parachain.rs
index 4cd4094b3328..4d1f7f13c2a9 100644
--- a/xcm/xcm-simulator/example/src/parachain.rs
+++ b/xcm/xcm-simulator/example/src/parachain.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-simulator/example/src/relay_chain.rs b/xcm/xcm-simulator/example/src/relay_chain.rs
index 5db399717fc1..e2caeb2bfc72 100644
--- a/xcm/xcm-simulator/example/src/relay_chain.rs
+++ b/xcm/xcm-simulator/example/src/relay_chain.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-simulator/fuzzer/src/fuzz.rs b/xcm/xcm-simulator/fuzzer/src/fuzz.rs
index 2965b791d401..42b3ec8d9e08 100644
--- a/xcm/xcm-simulator/fuzzer/src/fuzz.rs
+++ b/xcm/xcm-simulator/fuzzer/src/fuzz.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-simulator/fuzzer/src/parachain.rs b/xcm/xcm-simulator/fuzzer/src/parachain.rs
index 8480713347c0..3a0dfd735956 100644
--- a/xcm/xcm-simulator/fuzzer/src/parachain.rs
+++ b/xcm/xcm-simulator/fuzzer/src/parachain.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-simulator/fuzzer/src/relay_chain.rs b/xcm/xcm-simulator/fuzzer/src/relay_chain.rs
index 962c22297a8e..8f0a8a281ec5 100644
--- a/xcm/xcm-simulator/fuzzer/src/relay_chain.rs
+++ b/xcm/xcm-simulator/fuzzer/src/relay_chain.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify
diff --git a/xcm/xcm-simulator/src/lib.rs b/xcm/xcm-simulator/src/lib.rs
index f87aae3f29a7..6a5b1b49e0ca 100644
--- a/xcm/xcm-simulator/src/lib.rs
+++ b/xcm/xcm-simulator/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
+// Copyright (C) Parity Technologies (UK) Ltd.
 // This file is part of Polkadot.
 
 // Polkadot is free software: you can redistribute it and/or modify