diff --git a/api/src/Vfs/Sqlfs/StreamWrapper.php b/api/src/Vfs/Sqlfs/StreamWrapper.php
index 84c0db13d7..2314c69225 100644
--- a/api/src/Vfs/Sqlfs/StreamWrapper.php
+++ b/api/src/Vfs/Sqlfs/StreamWrapper.php
@@ -1570,7 +1570,7 @@ class StreamWrapper extends Api\Db\Pdo implements Vfs\StreamWrapperIface
 		$query = 'SELECT MIN(B.fs_id)
 FROM '.self::TABLE.' as A
 JOIN '.self::TABLE.' AS B ON A.fs_name = B.fs_name AND A.fs_dir = B.fs_dir AND A.fs_active = '.
-			self::_pdo_boolean(true).' && B.fs_active = '.self::_pdo_boolean(false).'
+			self::_pdo_boolean(true).' AND B.fs_active = '.self::_pdo_boolean(false).'
 WHERE A.fs_id=?
 GROUP BY A.fs_id';
 		if (self::LOG_LEVEL > 2)