diff --git a/src/Forms/GridField/GridFieldDetailForm_ItemRequest.php b/src/Forms/GridField/GridFieldDetailForm_ItemRequest.php
index 25b82225d..7950aaa27 100644
--- a/src/Forms/GridField/GridFieldDetailForm_ItemRequest.php
+++ b/src/Forms/GridField/GridFieldDetailForm_ItemRequest.php
@@ -114,7 +114,6 @@ class GridFieldDetailForm_ItemRequest extends RequestHandler
             $this->httpError(403, _t(
                 __CLASS__ . '.ViewPermissionsFailure',
                 'It seems you don\'t have the necessary permissions to view {ObjectTitle}',
-                '',
                 ['ObjectTitle' => $this->record->singular_name()]
             ));
         }
@@ -197,7 +196,6 @@ class GridFieldDetailForm_ItemRequest extends RequestHandler
             return $controller->httpError(403, _t(
                 __CLASS__ . '.ViewPermissionsFailure',
                 'It seems you don\'t have the necessary permissions to view {ObjectTitle}',
-                '',
                 ['ObjectTitle' => $this->record->singular_name()]
             ));
         }
@@ -502,7 +500,6 @@ class GridFieldDetailForm_ItemRequest extends RequestHandler
             $this->httpError(403, _t(
                 __CLASS__ . '.EditPermissionsFailure',
                 'It seems you don\'t have the necessary permissions to edit {ObjectTitle}',
-                '',
                 ['ObjectTitle' => $this->record->singular_name()]
             ));
             return null;