diff --git a/src/Bundle/ChillDocStoreBundle/Service/StoredObjectCleaner/RemoveExpiredStoredObjectCronJob.php b/src/Bundle/ChillDocStoreBundle/Service/StoredObjectCleaner/RemoveExpiredStoredObjectCronJob.php
index a312713c6..5dcce5360 100644
--- a/src/Bundle/ChillDocStoreBundle/Service/StoredObjectCleaner/RemoveExpiredStoredObjectCronJob.php
+++ b/src/Bundle/ChillDocStoreBundle/Service/StoredObjectCleaner/RemoveExpiredStoredObjectCronJob.php
@@ -25,9 +25,9 @@ use Symfony\Component\Messenger\MessageBusInterface;
  */
 final readonly class RemoveExpiredStoredObjectCronJob implements CronJobInterface
 {
-    public const string KEY = 'remove-expired-stored-object';
+    public const KEY = 'remove-expired-stored-object';
 
-    private const string LAST_DELETED_KEY = 'last-deleted-stored-object-id';
+    private const LAST_DELETED_KEY = 'last-deleted-stored-object-id';
 
     public function __construct(
         private ClockInterface $clock,