diff --git a/Layout/default/Calendar/View.php b/Layout/default/Calendar/View.php
index bdc992d46..99c5474a9 100644
--- a/Layout/default/Calendar/View.php
+++ b/Layout/default/Calendar/View.php
@@ -588,7 +588,9 @@ endforeach;
                                 </div>
                                 <div class="d-inline-block" id="customer-info-check-info"></div>
                             </div>
-                            <select id="customer" class="jumpevent"></select>
+                            <div id="relContainer2" style="position:relative">
+                                <select id="customer" class="jumpevent"></select>
+                            </div>
                         </div>
                     </div>
                 </div>
diff --git a/public/js/pages/Calendar/View.js b/public/js/pages/Calendar/View.js
index 45ef12e72..d9ccafb29 100644
--- a/public/js/pages/Calendar/View.js
+++ b/public/js/pages/Calendar/View.js
@@ -411,6 +411,7 @@ document.addEventListener('DOMContentLoaded', function () {
                                 $('#customer').select2({
                                     placeholder: "Kunden Suche",
                                     minimumInputLength: 3,
+                                    dropdownParent: jQuery('#relContainer2'),
                                     // dropdownParent: $('#EventModal'),
                                     language: "de",
                                     ajax: {
@@ -1503,6 +1504,7 @@ $(document).ready(function () {
                 placeholder: "Kunden Suche",
                 minimumInputLength: 3,
                 // dropdownParent: $('#EventModal'),
+                dropdownParent: jQuery('#relContainer2'),
                 language: "de",
                 ajax: {
                     url: requestAddressUrl,