diff --git a/app/controllers/debates_controller.rb b/app/controllers/debates_controller.rb
index 0d3276b1d..30a683404 100644
--- a/app/controllers/debates_controller.rb
+++ b/app/controllers/debates_controller.rb
@@ -85,7 +85,7 @@ class DebatesController < ApplicationController
 
     def parse_tag_filter
       if params[:tag].present?
-        @tag_filter = params[:tag] if ActsAsTaggableOn::Tag.where("LOWER(tags.name) = ?", params[:tag].downcase).exists?
+        @tag_filter = params[:tag] if ActsAsTaggableOn::Tag.named(params[:tag]).exists?
       end
     end