diff --git a/evennia/utils/dbserialize.py b/evennia/utils/dbserialize.py
index 11321d8dfd..0b8b0e63b8 100644
--- a/evennia/utils/dbserialize.py
+++ b/evennia/utils/dbserialize.py
@@ -243,6 +243,9 @@ class _SaverMutable(object):
     def __or__(self, other):
         return self._data | other
 
+    def __ror__(self, other):
+        return self._data | other
+
     @_save
     def __setitem__(self, key, value):
         self._data.__setitem__(key, self._convert_mutables(value))