From 7f1b4ec6ea2bddae6043d173d9a767cb0a677f88 Mon Sep 17 00:00:00 2001
From: Mark Stockley <mark@compoundeye.co.uk>
Date: Wed, 26 Oct 2016 16:16:33 +0100
Subject: [PATCH] Fixes #9

---
 readme.md | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/readme.md b/readme.md
index 185be6a..73d8d38 100644
--- a/readme.md
+++ b/readme.md
@@ -53,6 +53,16 @@ Your themes directory should now look like this:
 
     $ bower install
 
+#### Install sass
+
+Sass is a Ruby component (known as a gem). If you're a Mac user Ruby is already on your system but if you're developing
+on Linux or Windows you may  have to install it. Once you've got Ruby you should be able to install sass from the
+command line (you may need to use `sudo`).
+
+    $ gem install sass
+
+For troubleshooting see the [sass install page](http://sass-lang.com/install).
+
 #### Generate Theme Files
 
 This will generate the initial theme files in `build/`.