diff --git a/webskins/_default_/tmpl/BaseHeader.tmpl b/webskins/_default_/tmpl/BaseHeader.tmpl
index 705882f2..b8994d47 100644
--- a/webskins/_default_/tmpl/BaseHeader.tmpl
+++ b/webskins/_default_/tmpl/BaseHeader.tmpl
@@ -1,7 +1,7 @@
 <? INC DocType.tmpl ?>
 <? INC Options.tmpl ?>
 <? ADDROW CSSLoop HREF=/skinfiles/_default_/global.css ?>
-<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
 	<head>
 		<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
 		<title>ZNC - <? VAR Title DEFAULT="Web Frontend" ?></title>
