diff --git a/youtube_dl/extractor/zingmp3_vn.py b/youtube_dl/extractor/zingmp3_vn.py
index 3a21d1972..4a290e5a8 100644
--- a/youtube_dl/extractor/zingmp3_vn.py
+++ b/youtube_dl/extractor/zingmp3_vn.py
@@ -1,3 +1,5 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
 import datetime