diff --git a/permalinks/play.html b/permalinks/play.html
index 77b15f9..512d7f5 100644
--- a/permalinks/play.html
+++ b/permalinks/play.html
@@ -7,7 +7,7 @@ head_content: |-
   <meta name="theme-color" content="#000000">
 ---
 
-<div id="root" class="container-fluid docsite-main">
+<div id="root" class="container-fluid docsite-main" role="main">
   <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/react/16.4.2/umd/react.production.min.js"></script>
   <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.4.2/umd/react-dom.production.min.js"></script>
   <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.5.1/umd/react-dom-server.browser.production.min.js"></script>