diff --git a/templates/includes/header.php b/templates/includes/header.php
index ee24a9257d6d4ad3c733f15e452f5cefc71c0847..79d4058b74f64aafac8f23b52c508c479b093fbd 100644
--- a/templates/includes/header.php
+++ b/templates/includes/header.php
@@ -188,6 +188,7 @@ if($onLoad !== '') {
 		
 		$textarray = array();
 		foreach ($languages AS $lang => $current) {
+			$lang = strtolower($lang);
 			if ($current) {
 				$textarray[] = $langnames[$lang];
 			} else {