diff --git a/src/pretix/control/views/user.py b/src/pretix/control/views/user.py
index a6cd07464d..fa2e44e248 100644
--- a/src/pretix/control/views/user.py
+++ b/src/pretix/control/views/user.py
@@ -946,7 +946,7 @@ class UserEmailConfirmView(FormView):
 
     @transaction.atomic()
     def form_valid(self, form):
-        reason = self.request.GET['reason']
+        reason = self.request.GET.get('reason')
         if reason not in ('email_change', 'email_verify'):
             raise PermissionDenied
         try: