diff --git a/lib/ansible/modules/cloud/openstack/os_client_config.py b/lib/ansible/modules/cloud/openstack/os_client_config.py
index a12cd8fe65..2c4af5c8c0 100644
--- a/lib/ansible/modules/cloud/openstack/os_client_config.py
+++ b/lib/ansible/modules/cloud/openstack/os_client_config.py
@@ -52,9 +52,9 @@ EXAMPLES = '''
 
 
 def main():
-    module = AnsibleModule({
+    module = AnsibleModule(argument_spec=dict(
         clouds=dict(required=False, default=[]),
-    })
+    ))
     p = module.params
 
     try: