diff --git a/app/Http/Requests/StoreNotificationSettings.php b/app/Http/Requests/StoreNotificationSettings.php
index db7e8a0fe2..13ce5478ed 100644
--- a/app/Http/Requests/StoreNotificationSettings.php
+++ b/app/Http/Requests/StoreNotificationSettings.php
@@ -25,7 +25,7 @@ class StoreNotificationSettings extends FormRequest
     {
         return [
             'alert_email'                         => 'email_array|nullable',
-            'admin_cc_email'                      => 'email|nullable',
+            'admin_cc_email'                      => 'email_array|nullable',
             'alert_threshold'                     => 'numeric|nullable|gt:0',
             'alert_interval'                      => 'numeric|nullable|gt:0',
             'audit_warning_days'                  => 'numeric|nullable|gt:0',