diff --git a/src/layouts/_default/baseof.html b/src/layouts/_default/baseof.html
index 43f338ab2..83334389f 100644
--- a/src/layouts/_default/baseof.html
+++ b/src/layouts/_default/baseof.html
@@ -12,10 +12,10 @@
         <div class="sidebar">
           {{ partial "hero" . }}
         </div>
-        <div class="main">
+        <main class="main">
           {{ block "main" . }}
           {{ end }}
-        </div>
+        </main>
       </div>
     </div>