lib/generators/USAGE in inline_forms-5.0.20 vs lib/generators/USAGE in inline_forms-5.0.21

@@ -10,10 +10,10 @@
       create  app/controllers/things_controller.rb
        route  resources :things
       create  db/migrate/20110204074707_inline_forms_create_things.rb
 
       app/models/thing.rb:
-        class Thing < ActiveRecord::Base
+        class Thing < ApplicationRecord
           def _presentation
             #define your presentation here
           end
           def inline_forms_field_list
             [