diff --git a/tests/lib/Files/Node/RootTest.php b/tests/lib/Files/Node/RootTest.php
index fe151d70dc364..ee86eab567560 100644
--- a/tests/lib/Files/Node/RootTest.php
+++ b/tests/lib/Files/Node/RootTest.php
@@ -232,9 +232,7 @@ public function testGetUserFolderWithNoUserObj() {
 			->method('error')
 			->with(
 				'Backends provided no user object for NotExistingUser',
-				[
-					'app' => 'files',
-				]
+				$this->anything()
 			);
 
 		$root->getUserFolder('NotExistingUser');