diff --git a/evennia/typeclasses/attributes.py b/evennia/typeclasses/attributes.py
index b8c68bb7a..f714753b9 100644
--- a/evennia/typeclasses/attributes.py
+++ b/evennia/typeclasses/attributes.py
@@ -211,7 +211,7 @@ class AttributeProperty:
         """
         self._key = name
 
-    def __get__(self, instance, owner):
+    def __get__(self, instance):
         """
         Called when the attrkey is retrieved from the instance.