diff --git a/_js/examples/markdown.js b/_js/examples/markdown.js
index 3cd9d6d5..8f131fbb 100644
--- a/_js/examples/markdown.js
+++ b/_js/examples/markdown.js
@@ -38,6 +38,6 @@ React.renderComponent(<MarkdownEditor />, mountNode);\
 ";
 
 React.renderComponent(
-  ReactPlayground( {codeText:MARKDOWN_COMPONENT}, null ),
+  <ReactPlayground codeText={MARKDOWN_COMPONENT} />,
   document.getElementById('markdownExample')
 );