diff --git a/karma.conf.js b/karma.conf.js
index 0582bf5ac..644ae11d2 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -1,9 +1,10 @@
-/* eslint-disable no-var,prefer-arrow-callback */
+/* eslint-disable no-var,prefer-arrow-callback,vars-on-top */
+
+require('babel-register');
 
 var IgnorePlugin = require('webpack').IgnorePlugin;
 var REACT013 = require('./src/version').REACT013;
 
-
 module.exports = function karma(config) {
   config.set({
     basePath: '.',
diff --git a/src/version.js b/src/version.js
index 51c540e3b..8d64d2611 100644
--- a/src/version.js
+++ b/src/version.js
@@ -1,12 +1,6 @@
-/* eslint-disable no-var,object-shorthand */
+import React from 'react';
 
-var React = require('react');
-
-var VERSION = React.version;
-
-module.exports = {
-  VERSION: VERSION,
-  REACT013: VERSION.slice(0, 4) === '0.13',
-  REACT014: VERSION.slice(0, 4) === '0.14',
-  REACT15: VERSION.slice(0, 3) === '15.',
-};
+export const VERSION = React.version;
+export const REACT013 = VERSION.slice(0, 4) === '0.13';
+export const REACT014 = VERSION.slice(0, 4) === '0.14';
+export const REACT15 = VERSION.slice(0, 3) === '15.';