README.md in can_has_state-0.2.0 vs README.md in can_has_state-0.2.1

@@ -13,9 +13,16 @@
   `:state_column => 'new_state'`
 * Use any ActiveModel-compatible persistence layer (including your own)
 
 
 
+## Installation ##
+
+Add it to your `Gemfile`:
+
+    gem 'can_has_state'
+
+
 ## DSL ##
 
 ### ActiveRecord ###
 
     class Account < ActiveRecord::Base