diff --git a/README.md b/README.md
index 651c401..409a4ca 100644
--- a/README.md
+++ b/README.md
@@ -62,7 +62,9 @@ Then you could configure your apps to use socks5 proxy manual.
Added global Keyboard shortcut ⌃ + ⌘ + P to switch between `global` mode and `auto` mode.
-## Contributing
+## Contributing
+
+[](https://gitter.im/ShadowsocksX-NG/Lobby)
Contributions must be available on a separately named branch based on the latest version of the main branch develop.