diff --git a/package.json b/package.json
index f18722a..f3fce6e 100644
--- a/package.json
+++ b/package.json
@@ -53,8 +53,7 @@
   "dependencies": {
     "babel-runtime": "^6.23.0",
     "classnames": "2.x",
-    "prop-types": "15.x",
-    "rc-util": "^4.0.4"
+    "prop-types": "15.x"
   },
   "devDependencies": {
     "core-js": "^2.5.1",
diff --git a/src/Checkbox.jsx b/src/Checkbox.jsx
index 2d8f148..401aee8 100644
--- a/src/Checkbox.jsx
+++ b/src/Checkbox.jsx
@@ -1,9 +1,8 @@
 import React from 'react';
 import PropTypes from 'prop-types';
-import PureRenderMixin from 'rc-util/lib/PureRenderMixin';
 import classNames from 'classnames';
 
-export default class Checkbox extends React.Component {
+export default class Checkbox extends React.PureComponent {
   static propTypes = {
     prefixCls: PropTypes.string,
     className: PropTypes.string,
@@ -51,10 +50,6 @@ export default class Checkbox extends React.Component {
     }
   }
 
-  shouldComponentUpdate(...args) {
-    return PureRenderMixin.shouldComponentUpdate.apply(this, args);
-  }
-
   focus() {
     this.input.focus();
   }