diff --git a/wp-content/themes/classic/header.php b/wp-content/themes/classic/header.php
index 92c995f7db..2c02a89947 100644
--- a/wp-content/themes/classic/header.php
+++ b/wp-content/themes/classic/header.php
@@ -1,5 +1,5 @@
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
 
 <head profile="http://gmpg.org/xfn/11">
 	<meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
diff --git a/wp-content/themes/default/header.php b/wp-content/themes/default/header.php
index 774d6d293e..2251f23365 100644
--- a/wp-content/themes/default/header.php
+++ b/wp-content/themes/default/header.php
@@ -1,5 +1,5 @@
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml">
+<html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
 
 <head profile="http://gmpg.org/xfn/11">
 <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
