diff --git a/htdocs/product/stock/stocktransfer/stocktransfer_list.php b/htdocs/product/stock/stocktransfer/stocktransfer_list.php
index 163db565a2e20..2d818515796b6 100644
--- a/htdocs/product/stock/stocktransfer/stocktransfer_list.php
+++ b/htdocs/product/stock/stocktransfer/stocktransfer_list.php
@@ -44,6 +44,7 @@
 $contextpage = GETPOST('contextpage', 'aZ') ? GETPOST('contextpage', 'aZ') : 'stocktransferlist'; // To manage different context of search
 $backtopage = GETPOST('backtopage', 'alpha'); // Go back to a dedicated page
 $optioncss  = GETPOST('optioncss', 'aZ'); // Option for the css output (always '' except when 'print')
+$mode       = GETPOST('mode', 'aZ'); // The output mode ('list', 'kanban', 'hierarchy', 'calendar', ...)
 
 $id = GETPOST('id', 'int');