diff --git a/makefiles/consts.mk b/makefiles/consts.mk
index 2e5651f..2a6531b 100644
--- a/makefiles/consts.mk
+++ b/makefiles/consts.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # 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/makefiles/include.mk b/makefiles/include.mk
index aa8c402..db15c47 100644
--- a/makefiles/include.mk
+++ b/makefiles/include.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # 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/makefiles/lint/Makefile b/makefiles/lint/Makefile
index 2754d0f..c274549 100644
--- a/makefiles/lint/Makefile
+++ b/makefiles/lint/Makefile
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2017-2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
 # SPDX-FileCopyrightText: 2022-present Intel Corporation
 #
 # SPDX-License-Identifier: Apache-2.0
diff --git a/makefiles/lint/helm/include.mk b/makefiles/lint/helm/include.mk
index 936454f..b430d48 100644
--- a/makefiles/lint/helm/include.mk
+++ b/makefiles/lint/helm/include.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # 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/makefiles/lint/include.mk b/makefiles/lint/include.mk
index d53a456..c702d90 100644
--- a/makefiles/lint/include.mk
+++ b/makefiles/lint/include.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # 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/makefiles/lint/yaml.mk b/makefiles/lint/yaml.mk
index 8a9367b..424fa89 100644
--- a/makefiles/lint/yaml.mk
+++ b/makefiles/lint/yaml.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 # -----------------------------------------------------------------------
 
 ##-------------------##
diff --git a/makefiles/lint/yaml/.yamllint b/makefiles/lint/yaml/.yamllint
index 6a4fc1e..f11a5dd 100644
--- a/makefiles/lint/yaml/.yamllint
+++ b/makefiles/lint/yaml/.yamllint
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # 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/makefiles/lint/yaml/python.mk b/makefiles/lint/yaml/python.mk
index 868d9b7..24093d7 100644
--- a/makefiles/lint/yaml/python.mk
+++ b/makefiles/lint/yaml/python.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # 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/makefiles/lint/yaml/yamllint.helm b/makefiles/lint/yaml/yamllint.helm
index 6c7787b..6cbd6ca 100644
--- a/makefiles/lint/yaml/yamllint.helm
+++ b/makefiles/lint/yaml/yamllint.helm
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # 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/makefiles/lint/yaml/yamllint.mk b/makefiles/lint/yaml/yamllint.mk
index c83d25d..c0d8598 100644
--- a/makefiles/lint/yaml/yamllint.mk
+++ b/makefiles/lint/yaml/yamllint.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # 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/makefiles/variables.mk b/makefiles/variables.mk
index 72d449b..3790840 100644
--- a/makefiles/variables.mk
+++ b/makefiles/variables.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.