From fc431ad5db356a743a89ede73bcc7e3d1416fb41 Mon Sep 17 00:00:00 2001
From: Yorick Peterse <yorickpeterse@gmail.com>
Date: Wed, 20 May 2015 23:29:01 +0200
Subject: [PATCH] Added dev dependencies to the contributing guide

---
 CONTRIBUTING.md | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 3bc598f..ae2ab49 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -24,8 +24,15 @@ the required settings for you.
 
 ## Hacking on Oga
 
-Assuming you have a local Git clone of Oga, the first step should be to install
-all the required Gems:
+Before you start hacking on Oga make sure the following libraries/tools are
+installed:
+
+* Ragel 6.x (6.9 recommended)
+* gunzip (to unpack the fixtures)
+* javac (only when using JRuby)
+
+Assuming you have the above tools installed and a local Git clone of Oga, lets
+install the required Gems:
 
     bundle install