diff --git a/roles/test-subscriber-enable/defaults/main.yml b/roles/test-subscriber-enable/defaults/main.yml
index a17a3c7..6471fd0 100644
--- a/roles/test-subscriber-enable/defaults/main.yml
+++ b/roles/test-subscriber-enable/defaults/main.yml
@@ -1,4 +1,4 @@
-
+---
 # Copyright 2017-present Open Networking Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,8 +13,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-
----
 # test-subscriber-enable/defaults/main.yml
 
 xos_tosca_url: "http://xos-tosca/xos-tosca"
@@ -24,4 +22,5 @@
 head_cord_profile_dir: "/opt/cord_profile"
 
 xos_admin_user: "xosadmin@opencord.org"
-head_xos_admin_pass: "{{ lookup('file', head_credentials_dir ~ '/' ~ xos_admin_user) }}"
\ No newline at end of file
+head_xos_admin_pass: "{{ lookup('file', head_credentials_dir ~ '/' ~ xos_admin_user) }}"
+
diff --git a/roles/test-subscriber-enable/tasks/main.yml b/roles/test-subscriber-enable/tasks/main.yml
index d3b0d24..733b4b2 100644
--- a/roles/test-subscriber-enable/tasks/main.yml
+++ b/roles/test-subscriber-enable/tasks/main.yml
@@ -1,4 +1,4 @@
-
+---
 # Copyright 2017-present Open Networking Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,8 +13,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-
----
 # test-subscriber-enable/tasks/main.yml
 
 - name: Run TOSCA to add test-subscriber