diff --git a/lib/archive/zip.php b/lib/archive/zip.php
index 6631a649b16..ff405ce098b 100644
--- a/lib/archive/zip.php
+++ b/lib/archive/zip.php
@@ -74,8 +74,7 @@ class OC_Archive_ZIP extends OC_Archive{
 	 * @return int
 	 */
 	function mtime($path){
-		$stat=$this->zip->statName($path);
-		return $stat['mtime'];
+		return filemtime($this->path);
 	}
 	/**
 	 * get the files in a folder