diff --git a/ansible_testing/modules.py b/ansible_testing/modules.py
index 01e508bcf5..469fad8f5d 100644
--- a/ansible_testing/modules.py
+++ b/ansible_testing/modules.py
@@ -354,7 +354,7 @@ class ModuleValidator(Validator):
         if self._is_new_module():
             return
 
-        existing = module_loader.find_plugin(self.name)
+        existing = module_loader.find_plugin(self.name, mod_type='.py')
         existing_doc, _, _ = get_docstring(existing, verbose=True)
         existing_options = existing_doc.get('options', {})