diff --git a/components/alert/index.jsx b/components/alert/index.jsx
index c87fbc31e7..5035e8f7d3 100644
--- a/components/alert/index.jsx
+++ b/components/alert/index.jsx
@@ -29,7 +29,7 @@ export default class Alert extends React.Component {
     this.setState({
       closing: false,
     });
-    this.props.onClose.call(this, e);
+    this.props.onClose(e);
   }
   animationEnd = () => {
     this.setState({
diff --git a/components/tag/index.jsx b/components/tag/index.jsx
index 229b821c49..7f54f403f1 100644
--- a/components/tag/index.jsx
+++ b/components/tag/index.jsx
@@ -25,10 +25,9 @@ export default class Tag extends React.Component {
     this.props.onClose(e);
     if (e.defaultPrevented) return;
     const dom = ReactDOM.findDOMNode(this);
-    const domWidth = dom.getBoundingClientRect().width;
-    dom.style.width = `${domWidth}px`;
+    dom.style.width = `${dom.getBoundingClientRect().width}px`;
     // It's Magic Code, don't know why
-    dom.style.width = `${domWidth}px`;
+    dom.style.width = `${dom.getBoundingClientRect().width}px`;
     this.setState({
       closing: true,
     });