diff --git a/src/pretix/static/pretixcontrol/js/ui/question.js b/src/pretix/static/pretixcontrol/js/ui/question.js
index 26742c3a72..a97c854f54 100644
--- a/src/pretix/static/pretixcontrol/js/ui/question.js
+++ b/src/pretix/static/pretixcontrol/js/ui/question.js
@@ -104,6 +104,7 @@ $(function () {
 
         $("#valid-date").toggle($("#id_type").val() == "D");
         $("#valid-datetime").toggle($("#id_type").val() == "W");
+        $("#valid-string").toggle($("#id_type").val() == "T" || $("#id_type").val() == "S");
         $("#valid-number").toggle($("#id_type").val() == "N");
         $("#valid-file").toggle($("#id_type").val() == "F");