diff --git a/src/Bundle/ChillDocStoreBundle/Tests/Controller/WebdavControllerTest.php b/src/Bundle/ChillDocStoreBundle/Tests/Controller/WebdavControllerTest.php
index 9254efc2d..e7141199f 100644
--- a/src/Bundle/ChillDocStoreBundle/Tests/Controller/WebdavControllerTest.php
+++ b/src/Bundle/ChillDocStoreBundle/Tests/Controller/WebdavControllerTest.php
@@ -407,4 +407,8 @@ class MockedStoredObjectManager implements StoredObjectManagerInterface
     {
         return 'ab56b4d92b40713acc5af89985d4b786';
     }
+
+    public function clearCache(): void
+    {
+    }
 }