README.md in heroku-api-0.1.2 vs README.md in heroku-api-0.1.3

@@ -41,9 +41,10 @@
     heroku.get_apps                         # get a list of your apps
     heroku.get_app('app')                   # get info about an app named 'app'
     heroku.post_app                         # create an app with a generated name and the default stack
     heroku.post_app('name' => 'app')        # create an app with a specified name
     heroku.post_app_maintenance('app', '1') # toggle maintenance mode
+    heroku.put_app('name' => 'myapp')       # update an app to have a different name
 
 ### Collaborators
 
     delete_collaborator('app', '[e-mail]') # remove '[e-mail]' collaborator from 'app' app
     get_collaborators('app')                        # list collaborators for 'app' app