diff --git a/package.json b/package.json
index 60bf6539..a778ad8a 100644
--- a/package.json
+++ b/package.json
@@ -42,6 +42,7 @@
     "webpack": "*"
   },
   "dependencies": {
+    "babel-polyfill": "^6.3.14",
     "chalk": "^1.1.1",
     "escape-regexp": "0.0.1",
     "js-yaml": "^3.4.3",
diff --git a/src/bootstrap.loader.js b/src/bootstrap.loader.js
index a0633427..1db7f7f3 100644
--- a/src/bootstrap.loader.js
+++ b/src/bootstrap.loader.js
@@ -1,5 +1,7 @@
 /* eslint func-names: 0 */
 
+import 'babel-polyfill';
+
 import path from 'path';
 import loaderUtils from 'loader-utils';
 
diff --git a/src/utils/buildExtractStylesLoader.js b/src/utils/buildExtractStylesLoader.js
index a6b62aab..47ff8d50 100644
--- a/src/utils/buildExtractStylesLoader.js
+++ b/src/utils/buildExtractStylesLoader.js
@@ -22,6 +22,11 @@ export default function(loaders) {
       Make sure it's installed in your 'node_modules/' directory.
     `);
   }
-  const restLoaders = loaders.slice(1).map(loader => loader + '!').join('');
+  const restLoaders = (
+    loaders
+      .slice(1)
+      .map(loader => loader + '!')
+      .join('')
+  );
   return ExtractTextPlugin.extract('style', restLoaders);
 }