diff --git a/views/layout.haml b/views/layout.haml
index 48f6fb9ecd4a78c3f604f8ccdbc90b7ddf3596f5..75da95cacaee84bb84171854c0b436549ebe7ae0 100644
--- a/views/layout.haml
+++ b/views/layout.haml
@@ -1,6 +1,6 @@
 !!! XML
 !!! 5
-%html{xmlns: 'http://www.w3.org/1999/xhtml'}
+%html{html_attrs}
   %head
     %link{rel: 'stylesheet', href: stylesheet_path('app')}
     %script{type: 'text/javascript', src: javascript_path('app')}