diff --git a/src/pretix/static/pretixbase/js/details.js b/src/pretix/static/pretixbase/js/details.js
index 3c26717a1d..52603eb65c 100644
--- a/src/pretix/static/pretixbase/js/details.js
+++ b/src/pretix/static/pretixbase/js/details.js
@@ -1,6 +1,31 @@
 /*global $ */
 
 setup_collapsible_details = function (el) {
+
+    el.find('details.sneak-peek:not([open])').each(function() {
+        this.open = true;
+        var $elements = $("> :not(summary)", this).show().filter(':not(.sneak-peek-trigger)').attr('aria-hidden', 'true');
+
+        var container = this;
+        var trigger = $('summary, .sneak-peek-trigger button', container);
+        function onclick(e) {
+            e.preventDefault();
+
+            container.addEventListener('transitionend', function() {
+                $(container).removeClass('sneak-peek');
+                container.style.removeProperty('height');
+            }, {once: true});
+            container.style.height = container.scrollHeight + 'px';
+            $('.sneak-peek-trigger', container).fadeOut(function() {
+                $(this).remove();
+            });
+            $elements.removeAttr('aria-hidden');
+
+            trigger.off('click', onclick);
+        }
+        trigger.on('click', onclick);
+    });
+
     var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
     el.find("details summary").click(function (e) {
         if (this.tagName !== "A" && $(e.target).closest("a").length > 0) {
diff --git a/src/pretix/static/pretixpresale/js/ui/main.js b/src/pretix/static/pretixpresale/js/ui/main.js
index 77b004a682..0b673f6f85 100644
--- a/src/pretix/static/pretixpresale/js/ui/main.js
+++ b/src/pretix/static/pretixpresale/js/ui/main.js
@@ -307,30 +307,6 @@ $(function () {
 
     $("#ajaxerr").on("click", ".ajaxerr-close", ajaxErrDialog.hide);
 
-    $('details.sneak-peek:not([open])').each(function() {
-        this.open = true;
-        var $elements = $("> :not(summary)", this).show().filter(':not(.sneak-peek-trigger)').attr('aria-hidden', 'true');
-
-        var container = this;
-        var trigger = $('summary, .sneak-peek-trigger button', container);
-        function onclick(e) {
-            e.preventDefault();
-
-            container.addEventListener('transitionend', function() {
-                $(container).removeClass('sneak-peek');
-                container.style.removeProperty('height');
-            }, {once: true});
-            container.style.height = container.scrollHeight + 'px';
-            $('.sneak-peek-trigger', container).fadeOut(function() {
-                $(this).remove();
-            });
-            $elements.removeAttr('aria-hidden');
-
-            trigger.off('click', onclick);
-        }
-        trigger.on('click', onclick);
-    });
-
     // Copy answers
     $(".js-copy-answers").click(function (e) {
         e.preventDefault();