diff --git a/frontend/app/scripts/controllers/alert/AlertListCtrl.js b/frontend/app/scripts/controllers/alert/AlertListCtrl.js
index 9f89ba4b1a..39480f529b 100755
--- a/frontend/app/scripts/controllers/alert/AlertListCtrl.js
+++ b/frontend/app/scripts/controllers/alert/AlertListCtrl.js
@@ -192,7 +192,9 @@
                     controllerAs: 'dialog',
                     size: 'max',
                     resolve: {
-                        event: event,
+                        event: function () {
+                            return angular.copy(event);
+                        },
                         templates: function () {
                             return CaseTemplateSrv.list();
                         },