diff --git a/src/pretix/base/shredder.py b/src/pretix/base/shredder.py
index d588fc1af0..9942b8aae0 100644
--- a/src/pretix/base/shredder.py
+++ b/src/pretix/base/shredder.py
@@ -33,7 +33,7 @@ def shred_constraints(event: Event):
             max_to=Max('date_to'),
             max_fromto=Greatest(Max('date_to'), Max('date_from'))
         )
-        max_date = max_date['max_fromto'] or max_date['max_to'] or max_date['max_From']
+        max_date = max_date['max_fromto'] or max_date['max_to'] or max_date['max_from']
         if max_date > now() - timedelta(days=60):
             return _('Your event needs to be over for at least 60 days to use this feature.')
     else: