diff --git a/model_utils/managers.py b/model_utils/managers.py
index 6d144c79..a46d3a67 100644
--- a/model_utils/managers.py
+++ b/model_utils/managers.py
@@ -91,7 +91,7 @@ def _chain(self, **kwargs):
         chained.__dict__.update(update)
         return chained
 
-    def _clone(self, klass=None, setup=False, **kwargs):
+    def _clone(self):
         qs = super()._clone()
         for name in ['subclasses', '_annotated']:
             if hasattr(self, name):