diff --git a/app/controllers/comment_votes_controller.rb b/app/controllers/comment_votes_controller.rb
index ff74f5105..7fd3176aa 100644
--- a/app/controllers/comment_votes_controller.rb
+++ b/app/controllers/comment_votes_controller.rb
@@ -1,5 +1,5 @@
 class CommentVotesController < ApplicationController
-  respond_to :js, :json
+  respond_to :js, :json, :xml
   before_filter :member_only
 
   def create
diff --git a/app/views/comment_votes/create.xml.erb b/app/views/comment_votes/create.xml.erb
new file mode 100644
index 000000000..4bdbca812
--- /dev/null
+++ b/app/views/comment_votes/create.xml.erb
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<% if @comment_vote.errors.any? %>
+  <response success="false"><%= @comment_vote.errors.full_messages.to_json.html_safe %></response>
+<% else %>
+  <response success="true"/>
+<% end %>