diff --git a/lib/impressionist/engine.rb b/lib/impressionist/engine.rb
index c02231a..ffa1244 100644
--- a/lib/impressionist/engine.rb
+++ b/lib/impressionist/engine.rb
@@ -3,8 +3,15 @@ require "rails"
 
 module Impressionist
   class Engine < Rails::Engine    
-    initializer 'impressionist.extend_ar' do
+    initializer 'impressionist.extend_ar' do |app|
       ActiveRecord::Base.extend Impressionist::Impressionable
     end
+    
+    initializer 'impressionist.controller' do
+      ActiveSupport.on_load(:action_controller) do
+        include ImpressionistController::InstanceMethods
+        extend ImpressionistController::ClassMethods
+      end
+    end
   end
 end
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