diff --git a/htdocs/expedition/class/expedition.class.php b/htdocs/expedition/class/expedition.class.php
index 00063729a20..a8602f0f7ee 100644
--- a/htdocs/expedition/class/expedition.class.php
+++ b/htdocs/expedition/class/expedition.class.php
@@ -1965,6 +1965,7 @@ class Expedition extends CommonObject
 	 */
 	function set_billed()
 	{
+	    global $user;
 		$error=0;
 		
 		$this->db->begin();