README.md in pure-rails-0.2.0 vs README.md in pure-rails-0.2.1

@@ -2,10 +2,17 @@
 
 This gem provides [Pure](http://purecss.io/) for your RoR 3 application.
 
 ## Installation (Rails 3.1 or greater with asset pipeline *enabled*)
 
+Add to your `Gemfile`:
+
+```ruby
+gem 'pure-rails'
+```
+
 Add to `app/assets/stylesheets/application.css`:
 
 ```css
 //= require pure
 ```
+