diff --git a/src/pretix/control/forms/subevents.py b/src/pretix/control/forms/subevents.py
index 21b2f9c5b..dbb85797f 100644
--- a/src/pretix/control/forms/subevents.py
+++ b/src/pretix/control/forms/subevents.py
@@ -302,7 +302,7 @@ class BulkSubEventItemForm(SubEventItemForm):
         limit_choices=('date_from', 'date_to'),
     )
     rel_available_until = RelativeDateTimeField(
-        label=_('Available_until'),
+        label=_('Available until'),
         required=False,
         limit_choices=('date_from', 'date_to'),
     )