diff --git a/docker/Dockerfile.openolt b/docker/Dockerfile.openolt
index 78df898..5c796f7 100644
--- a/docker/Dockerfile.openolt
+++ b/docker/Dockerfile.openolt
@@ -1,4 +1,4 @@
-# Copyright 2016 the original author or authors.
+# Copyright 2016-2023 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.