diff --git a/source/building-your-own-javascript-components/index.html.md.erb b/source/building-your-own-javascript-components/index.html.md.erb
index aa177f1..4c33de1 100644
--- a/source/building-your-own-javascript-components/index.html.md.erb
+++ b/source/building-your-own-javascript-components/index.html.md.erb
@@ -112,7 +112,7 @@ class LinkEnhancement extends Component {
 
   // This will make sure that the component can only be initialised
   // on HTMLAnchorElement
-  static rootElementType = HTMLAnchorElement
+  static elementType = HTMLAnchorElement
 
   constructor($root) {
     super($root);