diff --git a/src/typeclasses/models.py b/src/typeclasses/models.py
index 849251388b..931b0e812e 100644
--- a/src/typeclasses/models.py
+++ b/src/typeclasses/models.py
@@ -826,6 +826,14 @@ class TypedObject(SharedMemoryModel):
                         if any(("%s.%s" % (_GA(cls,"__module__"), _GA(cls,"__name__")) == typec for typec in typeclasses))))
 
 
+    def delete(self, *args, **kwargs):
+        """
+        Type-level cleanup
+        """
+        flush_attr_cache()
+        super(TypedObject, self).delete(*args, **kwargs)
+
+
     #
     # Object manipulation methods
     #