diff --git a/roles/head-node/defaults/main.yml b/roles/head-node/defaults/main.yml
index 37b7f48..0ea17fa 100644
--- a/roles/head-node/defaults/main.yml
+++ b/roles/head-node/defaults/main.yml
@@ -1,2 +1,18 @@
+
+# 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.
+
+
 maas:
     user: "{{ maas_user | default('cord') }}"