diff --git a/lib/Controller/WopiController.php b/lib/Controller/WopiController.php
index 8f9050f2..0ced4669 100644
--- a/lib/Controller/WopiController.php
+++ b/lib/Controller/WopiController.php
@@ -109,6 +109,7 @@ class WopiController extends Controller {
 				'Size' => $file->getSize(),
 				'Version' => $version,
 				'UserId' => $res['editor'] !== '' ? $res['editor'] : 'Guest user',
+				'OwnerId' => $res['owner'],
 				'UserFriendlyName' => $res['editor'] !== '' ? $res['editor'] : 'Guest user',
 				'UserCanWrite' => $res['canwrite'] ? true : false,
 				'PostMessageOrigin' => $res['server_host'],