diff --git a/README.mkd b/README.mkd
index a3351bf24..1aac71c4d 100644
--- a/README.mkd
+++ b/README.mkd
@@ -20,7 +20,7 @@ mitmproxy.org website:
 Installation Instructions are available at [mitmproxy.org/doc/install.html](http://mitmproxy.org/doc/install.html).
 
 You can join our developer chat on Slack:  
-![Slack](https://mitmproxy-slack.herokuapp.com/badge.svg)
+[![Slack](https://mitmproxy-slack.herokuapp.com/badge.svg)](https://mitmproxy-slack.herokuapp.com/)