diff --git a/src/script.js b/src/script.js
index e6429c0..474c88d 100644
--- a/src/script.js
+++ b/src/script.js
@@ -1,7 +1,7 @@
 (function (name, definition) {
   if (typeof module != 'undefined' && module.exports) module.exports = definition()
   else if (typeof define == 'function' && define.amd) define(definition)
-  else this[name] = definition()
+  else window[name] = definition()
 })('$script', function () {
   var doc = document
     , head = doc.getElementsByTagName('head')[0]