diff --git a/lib/server/index.js b/lib/server/index.js
index 772e88f352..fe53a28860 100644
--- a/lib/server/index.js
+++ b/lib/server/index.js
@@ -1,5 +1,5 @@
 // Generated by CoffeeScript 1.3.3
-var MongoStore, ONE_YEAR, app, derby, exports, express, expressApp, gzippo, http, path, publicPath, root, server, serverError;
+var MongoStore, ONE_YEAR, app, derby, exports, express, expressApp, gzippo, http, path, publicPath, racer, root, server, serverError;
 
 http = require('http');
 
@@ -17,6 +17,10 @@ app = require('../app');
 
 serverError = require('./serverError');
 
+racer = require('derby/node_modules/racer');
+
+racer.set('transports', ['xhr-polling']);
+
 ONE_YEAR = 1000 * 60 * 60 * 24 * 365;
 
 root = path.dirname(path.dirname(__dirname));
diff --git a/src/server/index.coffee b/src/server/index.coffee
index 1e2dbb2ea8..0024dba4db 100644
--- a/src/server/index.coffee
+++ b/src/server/index.coffee
@@ -6,6 +6,9 @@ MongoStore = require('connect-mongo')(express)
 derby = require 'derby'
 app = require '../app'
 serverError = require './serverError'
+racer = require 'derby/node_modules/racer'
+
+racer.set('transports', ['xhr-polling'])
 
 
 ## SERVER CONFIGURATION ##