diff --git a/evennia/typeclasses/attributes.py b/evennia/typeclasses/attributes.py
index f714753b99..b8c68bb7ac 100644
--- a/evennia/typeclasses/attributes.py
+++ b/evennia/typeclasses/attributes.py
@@ -211,7 +211,7 @@ class AttributeProperty:
         """
         self._key = name
 
-    def __get__(self, instance):
+    def __get__(self, instance, owner):
         """
         Called when the attrkey is retrieved from the instance.