diff --git a/src/Controller/AdminPages/BaseAdminController.php b/src/Controller/AdminPages/BaseAdminController.php
index 0944d59e..011fc4f0 100644
--- a/src/Controller/AdminPages/BaseAdminController.php
+++ b/src/Controller/AdminPages/BaseAdminController.php
@@ -119,7 +119,7 @@ abstract class BaseAdminController extends AbstractController
 
         $timeTravel_timestamp = null;
         if ($timestamp !== null) {
-            $this->denyAccessUnlessGranted('@tools.timeTravel');
+            $this->denyAccessUnlessGranted('@tools.timetravel');
             $this->denyAccessUnlessGranted('show_history', $entity);
             //If the timestamp only contains numbers interpret it as unix timestamp
             if (ctype_digit($timestamp)) {
diff --git a/src/Controller/PartController.php b/src/Controller/PartController.php
index b8bcf8ee..28051ec7 100644
--- a/src/Controller/PartController.php
+++ b/src/Controller/PartController.php
@@ -98,7 +98,7 @@ class PartController extends AbstractController
 
         $timeTravel_timestamp = null;
         if ($timestamp !== null) {
-            $this->denyAccessUnlessGranted('@tools.timeTravel');
+            $this->denyAccessUnlessGranted('@tools.timetravel');
             $this->denyAccessUnlessGranted('show_history', $part);
             //If the timestamp only contains numbers interpret it as unix timestamp
             if (ctype_digit($timestamp)) {