diff --git a/src/base.html b/src/base.html
index f2b5bf973..e2aa0113c 100644
--- a/src/base.html
+++ b/src/base.html
@@ -255,7 +255,7 @@
       {% endif %}
 
       <!-- Main container -->
-      <main class="md-main">
+      <main class="md-main" role="main">
         <div class="md-main__inner md-grid" data-md-component="container">
 
           <!-- Navigation -->