Notice: screen_icon is deprecated

Notice: screen_icon is deprecated since version 3.8.0 with no alternative available. in [path-to-wp]\wp-includes\functions.php on line 3856 Notice: get_screen_icon is deprecated since version 3.8.0 with no alternative available. in [path-to-wp]\wp-includes\functions.php on line 3856

This on plugin settings page. Please update, thanks!