README.md in omniauth-gitlab-0.0.3 vs README.md in omniauth-gitlab-0.0.4

@@ -18,11 +18,13 @@
     $ gem install omniauth-gitlab
 
 ## Basic Usage
 
     use OmniAuth::Builder do
-      provider :gitlab, :site => 'https://your.git.lab.com/'
+      provider :gitlab, :site => 'https://your.git.lab.com/', :v => 'v3'
     end
+
+Default value for :v parameter is 'v3'.
 
 ## Contributing
 
 1. Fork it
 2. Create your feature branch (`git checkout -b my-new-feature`)