diff --git a/lib/ansible/modules/extras/cloud/docker/docker_login.py b/lib/ansible/modules/extras/cloud/docker/docker_login.py
index a1b469aead..cf8147c692 100644
--- a/lib/ansible/modules/extras/cloud/docker/docker_login.py
+++ b/lib/ansible/modules/extras/cloud/docker/docker_login.py
@@ -244,4 +244,5 @@ def main():
 # import module snippets
 from ansible.module_utils.basic import *
 
-main()
+if __name__ == '__main__':
+    main()