diff --git a/docker/Dockerfile.voltctl b/docker/Dockerfile.voltctl
index 9931b9f..ee73986 100644
--- a/docker/Dockerfile.voltctl
+++ b/docker/Dockerfile.voltctl
@@ -1,4 +1,4 @@
-# Copyright 2018-present Open Networking Foundation
+# Copyright 2018-2024 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.