diff --git a/HowtoContributeABuildbot.md b/HowtoContributeABuildbot.md
index 61047b5..dd1ad0c 100644
--- a/HowtoContributeABuildbot.md
+++ b/HowtoContributeABuildbot.md
@@ -1,8 +1,5 @@
-From <http://tahoe-lafs.org/pipermail/tahoe-dev/2009-December/003279.html> . Subsequently updated.
-
-Step 1: install darcs. Start at <http://wiki.darcs.net/Binaries> .
-
-Step 2: install buildbot on your system
+## Prerequisites
+> You'll need [darcs](http://wiki.darcs.net/Binaries) and [<http://trac.buildbot.net/wiki/DownloadInstall>]buildbot
 
 This is also the part where you choose what sort of controls you want  
 to have over your buildslave.  I would strongly advise you not to run