diff --git a/src/pretix/static/pretixbase/js/details.js b/src/pretix/static/pretixbase/js/details.js
index 53b865e367..18beb0bcbc 100644
--- a/src/pretix/static/pretixbase/js/details.js
+++ b/src/pretix/static/pretixbase/js/details.js
@@ -67,13 +67,14 @@ setup_collapsible_details = function (el) {
         e.preventDefault();
         return false;
     }).keyup(function (event) {
-        if ($details.hasClass('sneak-peek')) {
-            // if sneak-peek is active, needs to be handled differently
-            return true;
-        }
         if (32 == event.keyCode || (13 == event.keyCode && !isOpera)) {
             // Space or Enter is pressed — trigger the `click` event on the `summary` element
             // Opera already seems to trigger the `click` event when Enter is pressed
+            var $details = $(this).closest("details");
+            if ($details.hasClass('sneak-peek')) {
+                // if sneak-peek is active, needs to be handled differently
+                return true;
+            }
             event.preventDefault();
             $(this).click();
         }