diff --git a/components/checkbox/demo/controller.md b/components/checkbox/demo/controller.md
index 5a5396aee9195c0046ec8f95cd40281db68a0b16..bc1e10b28c4098dae98f6170fc0a76908977af64 100644
--- a/components/checkbox/demo/controller.md
+++ b/components/checkbox/demo/controller.md
@@ -49,6 +49,9 @@ var App = React.createClass({
   },
   onChange(e) {
     console.log('checked = ', e.target.checked);
+    this.setState({
+      checked: e.target.checked
+    });
   }
 });