README.md in plug-0.1.15 vs README.md in plug-0.1.16

@@ -87,9 +87,10 @@
 ```bash
 → rails g migration MyAwesomeMigration
 → rails g model MyModel name:string slug:string:index
 → rails db:migrate
 → rails db:migrate RAILS_ENV=test
+→ rake plug:install:migrations # Run this on the app to copy the new migrations
 ```
 
 ### Running the tests
 
 ```bash