diff --git a/src/gen/lib/eventref.py b/src/gen/lib/eventref.py
index 32a3ef39c..b6734bc5b 100644
--- a/src/gen/lib/eventref.py
+++ b/src/gen/lib/eventref.py
@@ -54,7 +54,7 @@ class EventRef(SecondaryObject, PrivacyBase, NoteBase, AttributeBase, RefBase):
     def __getstate__(self):
         return{'__role': self.__role}
     def __setstate__(self,dict_):
-        self.__role = dict_('__role')
+        self.__role = dict_['__role']
 
     def __init__(self, source=None):
         """