diff --git a/docs/examples/theme/index.html b/docs/examples/theme/index.html
index 080f480f84..e4b2d1a405 100644
--- a/docs/examples/theme/index.html
+++ b/docs/examples/theme/index.html
@@ -28,7 +28,7 @@
     <![endif]-->
   </head>
 
-  <body>
+  <body role="document">
 
     <!-- Fixed navbar -->
     <div class="navbar navbar-inverse navbar-fixed-top" role="navigation">
@@ -64,7 +64,7 @@
       </div>
     </div>
 
-    <div class="container theme-showcase">
+    <div class="container theme-showcase" role="main">
 
       <!-- Main jumbotron for a primary marketing message or call to action -->
       <div class="jumbotron">
