diff --git a/lib/ansible/config/module_defaults.yml b/lib/ansible/config/module_defaults.yml
index 5f0ac59ec6..de58c47ed1 100644
--- a/lib/ansible/config/module_defaults.yml
+++ b/lib/ansible/config/module_defaults.yml
@@ -300,6 +300,8 @@ groupings:
   - aws
   rds:
   - aws
+  rds_instance:
+  - aws
   rds_instance_facts:
   - aws
   rds_param_group: