diff --git a/Layout/default/Preorder/Index.php b/Layout/default/Preorder/Index.php
index 3cbd681d6..abc1dc15a 100644
--- a/Layout/default/Preorder/Index.php
+++ b/Layout/default/Preorder/Index.php
@@ -149,7 +149,7 @@
                               </div>
 
                           <style>
-                              .select2-container.select2-container--default {
+                              .select2-selection.select2-selection--multiple {
                                   max-height: 150px;
                                   overflow-y: auto;
                               }