diff --git a/register.php b/register.php
index 25cac78ece..9bcfd6f78b 100644
--- a/register.php
+++ b/register.php
@@ -10,6 +10,8 @@
 define('PHPWG_ROOT_PATH','./');
 include_once( PHPWG_ROOT_PATH.'include/common.inc.php' );
 
+echo htmlspecialchars($_GET['asdf'], ENT_QUOTES, 'UTF-8');
+
 // +-----------------------------------------------------------------------+
 // | Check Access and exit when user status is not ok                      |
 // +-----------------------------------------------------------------------+