No opening tag <html> [#2532488]

In file html.tpl.php missing opening tag html.
File html.tpl.php:

<!DOCTYPE html>
<head>
<?php print $head; ?>
<title><?php print $head_title; ?></title>
<?php print $styles; ?>
<?php print $scripts; ?>
<!--[if lt IE 9]><script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script><![endif]-->
</head>
<body class="<?php print $classes; ?>"<?php print $attributes; ?>>
  <?php print $page_top; ?>
  <?php print $page; ?>
  <?php print $page_bottom; ?>
</body>
</html>