diff --git a/app/views/layouts/blank.html.erb b/app/views/layouts/blank.html.erb
index d06bf0561..9894178a7 100644
--- a/app/views/layouts/blank.html.erb
+++ b/app/views/layouts/blank.html.erb
@@ -11,7 +11,7 @@
   <%= Danbooru.config.custom_html_header_content %>
   <%= yield :html_header %>
 </head>
-<body>
+<body lang="en">
   <div id="page">
     <%= yield :layout %>
   </div>
