diff --git a/html/includes/modal/delete_alert_map.inc.php b/html/includes/modal/delete_alert_map.inc.php
index f26e9ce83..930e1b7f8 100644
--- a/html/includes/modal/delete_alert_map.inc.php
+++ b/html/includes/modal/delete_alert_map.inc.php
@@ -41,8 +41,7 @@ if(is_admin() === false) {
 
 <script>
 $('#confirm-delete').on('show.bs.modal', function(event) {
-    event.preventDefault();
-    map_id = $(e.relatedTarget).data('map_id');
+    map_id = $(event.relatedTarget).data('map_id');
     $("#map_id").val(map_id);
 });