diff --git a/ScrollBlocker.js b/ScrollBlocker.js
index 68db662..6887061 100644
--- a/ScrollBlocker.js
+++ b/ScrollBlocker.js
@@ -1,6 +1,4 @@
-/** @jsx React.DOM */
 var React = require('react');
-var assign = require('react/lib/Object.assign');
 
 var blockerStyle = {
   pointerEvents: 'none'
@@ -21,14 +19,14 @@ var ScrollBlocker = React.createClass({displayName: "ScrollBlocker",
   },
 
   render: function () {
-    var { style, active, ...other } = this.props;
+    var $__0=      this.props,style=$__0.style,active=$__0.active,other=(function(source, exclusion) {var rest = {};var hasOwn = Object.prototype.hasOwnProperty;if (source == null) {throw new TypeError();}for (var key in source) {if (hasOwn.call(source, key) && !hasOwn.call(exclusion, key)) {rest[key] = source[key];}}return rest;})($__0,{style:1,active:1});
 
     return (
-      React.createElement("div", React.__spread({},  other, {style: assign({}, style, active && blockerStyle)}), 
+      React.createElement("div", React.__spread({},  other, {style: Object.assign({}, style, active && blockerStyle)}),
         this.props.children
       )
     );
   }
 });
 
-module.exports = ScrollBlocker;
\ No newline at end of file
+module.exports = ScrollBlocker;
diff --git a/jsx/ScrollBlocker.jsx b/jsx/ScrollBlocker.jsx
index 6d4fb6b..f003d3c 100644
--- a/jsx/ScrollBlocker.jsx
+++ b/jsx/ScrollBlocker.jsx
@@ -1,6 +1,4 @@
-/** @jsx React.DOM */
 var React = require('react');
-var assign = require('react/lib/Object.assign');
 
 var blockerStyle = {
   pointerEvents: 'none'
@@ -24,11 +22,11 @@ var ScrollBlocker = React.createClass({
     var { style, active, ...other } = this.props;
 
     return (
-      <div {...other} style={assign({}, style, active && blockerStyle)}>
+      <div {...other} style={Object.assign({}, style, active && blockerStyle)}>
         {this.props.children}
       </div>
     );
   }
 });
 
-module.exports = ScrollBlocker;
\ No newline at end of file
+module.exports = ScrollBlocker;
diff --git a/package.json b/package.json
index 731eb5c..536c5ed 100644
--- a/package.json
+++ b/package.json
@@ -1,11 +1,11 @@
 {
   "name": "react-scroll-components",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "description": "A set of components that react to page scrolling",
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "prepublish": "./node_modules/react-tools/bin/jsx -x jsx ./jsx ."
+    "prepublish": "./node_modules/react-tools/bin/jsx --harmony -x jsx ./jsx ."
   },
   "repository": {
     "type": "git",