diff --git a/app/models/topic.rb b/app/models/topic.rb
index 50eda089fd8..924b38f88cf 100644
--- a/app/models/topic.rb
+++ b/app/models/topic.rb
@@ -3,7 +3,6 @@
 class Topic < ActiveRecord::Base
   class UserExists < StandardError; end
   class NotAllowed < StandardError; end
-  include ActionView::Helpers::SanitizeHelper
   include RateLimiter::OnCreateRecord
   include HasCustomFields
   include Trashable