diff --git a/nrfcache/match_filters.go b/nrfcache/match_filters.go
index 0906111..f28745c 100644
--- a/nrfcache/match_filters.go
+++ b/nrfcache/match_filters.go
@@ -1,4 +1,5 @@
 // SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2022 Infosys Limited
 // SPDX-FileCopyrightText: 2024 Canonical Ltd.
 /*
  *  Match the NF profiles based on the parameters
diff --git a/nrfcache/nrfcache.go b/nrfcache/nrfcache.go
index e7ab433..17482d8 100644
--- a/nrfcache/nrfcache.go
+++ b/nrfcache/nrfcache.go
@@ -1,4 +1,5 @@
 // SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2022 Infosys Limited
 // SPDX-FileCopyrightText: 2024 Canonical Ltd.
 /*
  *  NRF Caching library
diff --git a/nrfcache/nrfcache_test.go b/nrfcache/nrfcache_test.go
index 45942fa..2227c58 100644
--- a/nrfcache/nrfcache_test.go
+++ b/nrfcache/nrfcache_test.go
@@ -1,4 +1,5 @@
 // SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2022 Open Networking Foundation <info@opennetworking.org>
 // SPDX-FileCopyrightText: 2024 Canonical Ltd.
 /*
  *  Tests for NRF Caching library