diff --git a/config/initializers/asset_tag_helper.rb b/config/initializers/asset_tag_helper.rb
deleted file mode 100644
index a5f2e5ac3..000000000
--- a/config/initializers/asset_tag_helper.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-module ActionView
-  module Helpers
-    module AssetTagHelper
-      def rewrite_asset_path!(source)
-        asset_id = rails_asset_id(source)
-        source << "/#{asset_id}" if !asset_id.blank?
-      end
-    end
-  end
-end