Update README.md

Author: Fivell

README.md

@@ -45,7 +45,7 @@ $skinBorderWindowColor: #B8BABE!default;
 
 ## Contributing
 
-1. Fork it ( https://github.com/activeadmin-plugins/active_admin_theme )
+1. Fork it ( https://github.com/activeadmin-plugins/active_admin_theme/fork )
 2. Create your feature branch (`git checkout -b my-new-feature`)
 3. Commit your changes (`git commit -am 'Add some feature'`)
 4. Push to the branch (`git push origin my-new-feature`)