diff --git a/index.md b/index.md
index c837ac3..7a020e8 100644
--- a/index.md
+++ b/index.md
@@ -29,8 +29,11 @@ You can contribute to kill-9 either writting things or donating
 
 Clone the thing from the [git
 repo](https://git.qorg11.net/kill9.git). Make whatever changes and
-send them to me. If possible using `git-send-email(1)` but sending a
-.diff (made with `git-diff(1)`, obviously) is also acceptable.
+send them to me. If possible using
+[`git-send-email(1)`](http://man.kill-9.xyz/1/git-send-email) but
+sending a .diff (made with
+[`git-diff(1)`](http://man.kill-9.xyz/1/git-diff), obviously) is also
+acceptable.
 
 ## Donating