diff --git a/lib/ansible/modules/database/postgresql/postgresql_user.py b/lib/ansible/modules/database/postgresql/postgresql_user.py
index e2bed531b6d..daad6583f2a 100644
--- a/lib/ansible/modules/database/postgresql/postgresql_user.py
+++ b/lib/ansible/modules/database/postgresql/postgresql_user.py
@@ -657,4 +657,6 @@ def main():
 # import module snippets
 from ansible.module_utils.basic import *
 from ansible.module_utils.database import *
-main()
+
+if __name__ == '__main__':
+    main()