diff --git a/k8s/operator/etcd/etcd_cluster.yml b/k8s/operator/etcd/etcd_cluster.yml
index 904588e..0a5b0c7 100644
--- a/k8s/operator/etcd/etcd_cluster.yml
+++ b/k8s/operator/etcd/etcd_cluster.yml
@@ -1,3 +1,16 @@
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
 apiVersion: "etcd.database.coreos.com/v1beta2"
 kind: "EtcdCluster"
 metadata: