diff --git a/src/pretix/static/pretixcontrol/js/ui/main.js b/src/pretix/static/pretixcontrol/js/ui/main.js
index 9dfdcb1cc..a83ae15f2 100644
--- a/src/pretix/static/pretixcontrol/js/ui/main.js
+++ b/src/pretix/static/pretixcontrol/js/ui/main.js
@@ -415,8 +415,7 @@ var form_handlers = function (el) {
             };
         update();
         dependency.each(function() {
-            $(this).closest('.form-group').find('[name=' + $(this).attr("name") + ']').on("change", update);
-            $(this).closest('.form-group').find('[name=' + $(this).attr("name") + ']').on("dp.change", update);
+            $(this).closest('.form-group').find('[name=' + $(this).attr("name") + ']').on("change dp.change", update);
         })
     });