diff --git a/src/pretix/control/views/checkin.py b/src/pretix/control/views/checkin.py
index 38d6509d8..465a127c0 100644
--- a/src/pretix/control/views/checkin.py
+++ b/src/pretix/control/views/checkin.py
@@ -252,7 +252,7 @@ class CheckInListBulkActionView(CheckInListQueryMixin, EventPermissionRequiredMi
             'event': self.request.event.slug,
             'organizer': self.request.event.organizer.slug,
             'list': self.list.pk
-        }) + ('?' + value[1] if value[1] else '')
+        }) + ('?' + value[1] if value and value[1] else '')
 
 
 class CheckinListList(EventPermissionRequiredMixin, PaginationMixin, ListView):