diff --git a/.repo-metadata.json b/.repo-metadata.json
index 48c632fb17..3c64d63ad1 100644
--- a/.repo-metadata.json
+++ b/.repo-metadata.json
@@ -1,19 +1,19 @@
 {
-    "api_shortname": "bigquerystorage",
-    "name_pretty": "BigQuery Storage",
-    "product_documentation": "https://cloud.google.com/bigquery/docs/reference/storage/",
-    "client_documentation": "https://cloud.google.com/java/docs/reference/google-cloud-bigquerystorage/latest/history",
-    "api_description": "is an API for reading data stored in BigQuery. This API provides direct, high-throughput read\naccess to existing BigQuery tables, supports parallel access with automatic liquid sharding, and allows fine-grained\ncontrol over what data is returned.",
-    "issue_tracker": "https://issuetracker.google.com/savedsearches/559654",
-    "release_level": "stable",
-    "language": "java",
-    "repo": "googleapis/java-bigquerystorage",
-    "repo_short": "java-bigquerystorage",
-    "distribution_name": "com.google.cloud:google-cloud-bigquerystorage",
-    "codeowner_team": "@googleapis/api-bigquery",
-    "api_id": "bigquerystorage.googleapis.com",
-    "transport": "grpc",
-    "requires_billing": true,
-    "library_type": "GAPIC_COMBO",
-    "recommended_package": "com.google.cloud.bigquery.storage.v1"
-}
+  "api_shortname": "bigquerystorage",
+  "name_pretty": "BigQuery Storage",
+  "product_documentation": "https://cloud.google.com/bigquery/docs/reference/storage/",
+  "api_description": "is an API for reading data stored in BigQuery. This API provides direct, high-throughput read access to existing BigQuery tables, supports parallel access with automatic liquid sharding, and allows fine-grained control over what data is returned.",
+  "client_documentation": "https://cloud.google.com/java/docs/reference/google-cloud-bigquerystorage/latest/history",
+  "release_level": "stable",
+  "transport": "grpc",
+  "language": "java",
+  "repo": "googleapis/java-bigquerystorage",
+  "repo_short": "java-bigquerystorage",
+  "distribution_name": "com.google.cloud:google-cloud-bigquerystorage",
+  "api_id": "bigquerystorage.googleapis.com",
+  "library_type": "GAPIC_COMBO",
+  "requires_billing": true,
+  "codeowner_team": "@googleapis/api-bigquery",
+  "issue_tracker": "https://issuetracker.google.com/savedsearches/559654",
+  "recommended_package": "com.google.cloud.bigquery.storage.v1"
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index 14f5065d6f..822010b4e2 100644
--- a/README.md
+++ b/README.md
@@ -93,9 +93,7 @@ to add `google-cloud-bigquerystorage` as a dependency in your code.
 ## About BigQuery Storage
 
 
-[BigQuery Storage][product-docs] is an API for reading data stored in BigQuery. This API provides direct, high-throughput read
-access to existing BigQuery tables, supports parallel access with automatic liquid sharding, and allows fine-grained
-control over what data is returned.
+[BigQuery Storage][product-docs] is an API for reading data stored in BigQuery. This API provides direct, high-throughput read access to existing BigQuery tables, supports parallel access with automatic liquid sharding, and allows fine-grained control over what data is returned.
 
 See the [BigQuery Storage client library docs][javadocs] to learn how to
 use this BigQuery Storage Client Library.
diff --git a/generation_config.yaml b/generation_config.yaml
index 48a49d12d1..619ed803bf 100644
--- a/generation_config.yaml
+++ b/generation_config.yaml
@@ -6,7 +6,7 @@ libraries:
       name_pretty: BigQuery Storage
       product_documentation: https://cloud.google.com/bigquery/docs/reference/storage/
       client_documentation: https://cloud.google.com/java/docs/reference/google-cloud-bigquerystorage/latest/history
-      api_description: is an API for reading data stored in BigQuery. This API provides direct, high-throughput read\naccess to existing BigQuery tables, supports parallel access with automatic liquid sharding, and allows fine-grained\ncontrol over what data is returned.
+      api_description: is an API for reading data stored in BigQuery. This API provides direct, high-throughput read access to existing BigQuery tables, supports parallel access with automatic liquid sharding, and allows fine-grained control over what data is returned.
       issue_tracker: https://issuetracker.google.com/savedsearches/559654
       release_level: stable
       language: java
diff --git a/google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/Singletons.java b/google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/Singletons.java
deleted file mode 100644
index aae8cd99dd..0000000000
--- a/google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/Singletons.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright 2024 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.google.cloud.bigquery.storage.v1;
-
-import io.opentelemetry.api.GlobalOpenTelemetry;
-import io.opentelemetry.api.OpenTelemetry;
-import java.util.logging.Logger;
-
-/** Container for global singleton objects. */
-class Singletons {
-
-  private static final Logger log = Logger.getLogger(Singletons.class.getName());
-
-  // Global OpenTelemetry instance
-  private static OpenTelemetry openTelemetry = null;
-
-  static OpenTelemetry getOpenTelemetry() {
-    if (openTelemetry == null) {
-      openTelemetry = GlobalOpenTelemetry.get();
-    }
-    return openTelemetry;
-  }
-}
diff --git a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/arrow.proto b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/arrow.proto
index 530d4179d1..05036d21db 100644
--- a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/arrow.proto
+++ b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/arrow.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/avro.proto b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/avro.proto
index b104a90638..588406aba3 100644
--- a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/avro.proto
+++ b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/avro.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/protobuf.proto b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/protobuf.proto
index 99a9c77492..e12f4d8db0 100644
--- a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/protobuf.proto
+++ b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/protobuf.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/storage.proto b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/storage.proto
index d83dacc465..97eb35c214 100644
--- a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/storage.proto
+++ b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/storage.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/stream.proto b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/stream.proto
index 511eb4047e..c75c637cf3 100644
--- a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/stream.proto
+++ b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/stream.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/table.proto b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/table.proto
index 5438fd3f62..7f9dde5f6b 100644
--- a/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/table.proto
+++ b/proto-google-cloud-bigquerystorage-v1/src/main/proto/google/cloud/bigquery/storage/v1/table.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/arrow.proto b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/arrow.proto
index b7decf20c4..4894e2fea8 100644
--- a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/arrow.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/arrow.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/avro.proto b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/avro.proto
index 96e268f2f2..ad388d42d8 100644
--- a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/avro.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/avro.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/read_options.proto b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/read_options.proto
index 3f863e71c2..2a4a907616 100644
--- a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/read_options.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/read_options.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/storage.proto b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/storage.proto
index 67422bee64..3f9f218f12 100644
--- a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/storage.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/storage.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/table_reference.proto b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/table_reference.proto
index 1c194a8066..3fe3dfe27d 100644
--- a/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/table_reference.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta1/src/main/proto/google/cloud/bigquery/storage/v1beta1/table_reference.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/arrow.proto b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/arrow.proto
index a6b69944c7..8da53dc7bb 100644
--- a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/arrow.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/arrow.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2021 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/avro.proto b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/avro.proto
index fc0316e0a7..702b34a8e0 100644
--- a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/avro.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/avro.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2021 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/protobuf.proto b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/protobuf.proto
index ac004cbf64..359b8b7d17 100644
--- a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/protobuf.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/protobuf.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2021 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/storage.proto b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/storage.proto
index 7d850e9744..511654037f 100644
--- a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/storage.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/storage.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/stream.proto b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/stream.proto
index e90f8ad469..e8191af84e 100644
--- a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/stream.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/stream.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2021 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/table.proto b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/table.proto
index 46047217cd..4ef3360d55 100644
--- a/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/table.proto
+++ b/proto-google-cloud-bigquerystorage-v1beta2/src/main/proto/google/cloud/bigquery/storage/v1beta2/table.proto
@@ -1,4 +1,4 @@
-// Copyright 2024 Google LLC
+// Copyright 2021 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.