diff --git a/app/controllers/uploads_controller.rb b/app/controllers/uploads_controller.rb
index c0eca7f2b..2660eda81 100644
--- a/app/controllers/uploads_controller.rb
+++ b/app/controllers/uploads_controller.rb
@@ -80,7 +80,7 @@ protected
   end
 
   def strip_tags(s)
-    HTML::FullSanitizer.new.sanitize(s)
+    Rails::Html::FullSanitizer.new.sanitize(s)
   end
 
   def find_post_by_url(normalized_url)