diff --git a/src/pretix/control/views/organizer.py b/src/pretix/control/views/organizer.py
index caadd4e8d..4d9758dcf 100644
--- a/src/pretix/control/views/organizer.py
+++ b/src/pretix/control/views/organizer.py
@@ -396,6 +396,7 @@ class OrganizerDelete(AdministratorPermissionRequiredMixin, FormView):
                 )
                 self.request.organizer.delete_sub_objects()
                 self.request.organizer.delete()
+                self.request.organizer = None
             messages.success(self.request, _('The organizer has been deleted.'))
             return redirect(self.get_success_url())
         except ProtectedError as e: