diff --git a/lib/index.js b/lib/index.js
index a9f060f..31c7edb 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -9,15 +9,11 @@ var fs = require('fs')
 fs.readdirSync(__dirname).forEach(function (file) {
   file = file.replace('.js', '');
   if (file !== 'index') {
-    ext(file);
+    exts.push(name);
+    defineLazyProperty(batteries, name, function() { return require('./' + name); });
   }
 });
 
-function ext(name) {
-  exts.push(name);
-  defineLazyProperty(batteries, name, function() { return require('./' + name); });
-};
-
 function defineLazyProperty(obj, name, getter) {
   Object.defineProperty(obj, name, {
     configurable: true