diff --git a/makefiles/lint/helm/branch-detect.mk b/makefiles/lint/helm/branch-detect.mk
index 0f7d6c4..b5c9e73 100644
--- a/makefiles/lint/helm/branch-detect.mk
+++ b/makefiles/lint/helm/branch-detect.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2024 Open Networking Foundation (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/helm/chart.mk b/makefiles/lint/helm/chart.mk
index ea05706..f7feef3 100644
--- a/makefiles/lint/helm/chart.mk
+++ b/makefiles/lint/helm/chart.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2024 Open Networking Foundation (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/helm/helm.mk b/makefiles/lint/helm/helm.mk
index ecb2f7c..5c41d15 100644
--- a/makefiles/lint/helm/helm.mk
+++ b/makefiles/lint/helm/helm.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2024 Open Networking Foundation (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/helm/helmrepo.mk b/makefiles/lint/helm/helmrepo.mk
index b26046f..6c81ab5 100644
--- a/makefiles/lint/helm/helmrepo.mk
+++ b/makefiles/lint/helm/helmrepo.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2023 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2023-2024 Open Networking Foundation (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/helm/include.mk b/makefiles/lint/helm/include.mk
index fbad52b..e854634 100644
--- a/makefiles/lint/helm/include.mk
+++ b/makefiles/lint/helm/include.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors (ONF) and the ONF Contributors
+# Copyright 2022-2024 Open Networking Foundation (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.
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-# SPDX-FileCopyrightText: 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# SPDX-FileCopyrightText: 2024 Open Networking Foundation (ONF) and the ONF Contributors
 # SPDX-License-Identifier: Apache-2.0
 # -----------------------------------------------------------------------
 
diff --git a/makefiles/lint/helm/tools.mk b/makefiles/lint/helm/tools.mk
index 66929bc..c10c139 100644
--- a/makefiles/lint/helm/tools.mk
+++ b/makefiles/lint/helm/tools.mk
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
-# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
+# Copyright 2022-2024 Open Networking Foundation (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.