diff --git a/lib/site_template/_layouts/default.html b/lib/site_template/_layouts/default.html
index f364a368..81aa4ec6 100644
--- a/lib/site_template/_layouts/default.html
+++ b/lib/site_template/_layouts/default.html
@@ -7,11 +7,11 @@
 
     {% include header.html %}
 
-    <div class="page-content">
+    <main class="page-content" aria-label="Content">
       <div class="wrapper">
         {{ content }}
       </div>
-    </div>
+    </main>
 
     {% include footer.html %}