diff --git a/mod/register.php b/mod/register.php
index 6fc5887ef..4f5652f2f 100644
--- a/mod/register.php
+++ b/mod/register.php
@@ -52,6 +52,7 @@ function register_post(&$a) {
 
 	$arr['blocked'] = $blocked;
 	$arr['verified'] = $verified;
+	$arr['language'] = get_browser_language();
 
 	$result = create_user($arr);