diff --git a/include/class.staff.php b/include/class.staff.php
index 99c101f00dff166075aa157af2375dcefea3fd13..6e163266dffda7f5f1b610ba0ef6556bfee7b1b4 100644
--- a/include/class.staff.php
+++ b/include/class.staff.php
@@ -13,6 +13,7 @@
 
     vim: expandtab sw=4 ts=4 sts=4:
 **********************************************************************/
+include_once(INCLUDE_DIR.'class.ticket.php');
 include_once(INCLUDE_DIR.'class.dept.php');
 include_once(INCLUDE_DIR.'class.team.php');
 include_once(INCLUDE_DIR.'class.group.php');