diff --git a/lib/private/Files/Storage/Common.php b/lib/private/Files/Storage/Common.php
index bcc84bc0bb88..1b8624a44f8e 100644
--- a/lib/private/Files/Storage/Common.php
+++ b/lib/private/Files/Storage/Common.php
@@ -636,7 +636,7 @@ public function moveFromStorage(\OCP\Files\Storage $sourceStorage, $sourceIntern
 	 */
 	public function getMetaData($path) {
 		$permissions = $this->getPermissions($path);
-		if (!$permissions & Constants::PERMISSION_READ) {
+		if (~$permissions & Constants::PERMISSION_READ) {
 			//can't read, nothing we can do
 			return null;
 		}