diff --git a/lib/faq/engine.rb b/lib/faq/engine.rb
index c9f2173..6b1ecf7 100644
--- a/lib/faq/engine.rb
+++ b/lib/faq/engine.rb
@@ -6,6 +6,7 @@ module Faq
         base_url File.expand_path File.dirname(__FILE__)
         widget_methods ['widget']
         widget_settings [{"data_count"=>10}]
+         models_to_cache [:qa]
         taggable "Qa"
         categorizable
         authorizable