README.md in ember-auth-rails-4.0.2 vs README.md in ember-auth-rails-4.0.3

@@ -18,10 +18,10 @@
 
 Or install directly:
 
 ```sh
 $ gem install ember-auth-rails
-$ gem install ember-auth-source --version '6.0.2'
+$ gem install ember-auth-source --version '(your desired version)'
 ```
 
 Add `ember-auth` to sprockets. `application.js`:
 
 ```javascript