diff --git a/components/transfer/list.jsx b/components/transfer/list.jsx
index 02954a3bf9..8cc2b9aef0 100644
--- a/components/transfer/list.jsx
+++ b/components/transfer/list.jsx
@@ -54,13 +54,17 @@ export default class TransferList extends React.Component {
   }
 
   componentDidMount() {
-    setTimeout(() => {
+    this.timer = setTimeout(() => {
       this.setState({
         mounted: true,
       });
     }, 0);
   }
 
+  componentWillUnmount() {
+    clearTimeout(this.timer);
+  }
+
   shouldComponentUpdate(...args) {
     return PureRenderMixin.shouldComponentUpdate.apply(this, args);
   }