diff --git a/docs/docs/portals.md b/docs/docs/portals.md
index 5545fb9f2753..04ebd22bb462 100644
--- a/docs/docs/portals.md
+++ b/docs/docs/portals.md
@@ -33,7 +33,7 @@ However, sometimes it's useful to insert a child into a different location in th
 render() {
   // React does *not* create a new div. It renders the children into `domNode`.
   // `domNode` is any valid DOM node, regardless of its location in the DOM.
-  return React.createPortal(
+  return ReactDOM.createPortal(
     this.props.children,
     domNode,
   );