diff --git a/roles/pull-xos-docker-images/defaults/main.yml b/roles/pull-xos-docker-images/defaults/main.yml
index bf12830..a5ba971 100644
--- a/roles/pull-xos-docker-images/defaults/main.yml
+++ b/roles/pull-xos-docker-images/defaults/main.yml
@@ -1 +1,4 @@
-deploy_docker_tag: candidate
\ No newline at end of file
+---
+# pull-xos-docker-images/defaults/main.yml
+
+deploy_docker_tag: "candidate"