diff --git a/examples/with-portals/components/Portal.js b/examples/with-portals/components/Portal.js
index c1f14355..4517a55d 100644
--- a/examples/with-portals/components/Portal.js
+++ b/examples/with-portals/components/Portal.js
@@ -4,6 +4,7 @@ import ReactDOM from 'react-dom'
 export class Portal extends React.Component {
   componentDidMount () {
     this.element = document.querySelector(this.props.selector)
+    this.forceUpdate()
   }
 
   render () {