diff --git a/README.md b/README.md
index 5c947c2..bdca7b5 100644
--- a/README.md
+++ b/README.md
@@ -7,5 +7,6 @@ Base on Ubuntu, using Docker to construct your Apt mirror HTTP server
 docker run -d -p port_number:80 -v /path/your_mirror.list:/etc/apt/ seterrychen/apt-mirror-http-server
 ```
 
+## Note
 If you don't provide mirror.list file, the program will use default setting. 
 It will take time to download, then start http server. Using ``docker logs -f container-id`` to check the process.