diff --git a/htdocs/compta/facture/list.php b/htdocs/compta/facture/list.php
index 4e9cd50e790a3701da8df22b27c4ac2f0103070a..99103ee419a2a0b1d01b39435a447a20c85c01bc 100644
--- a/htdocs/compta/facture/list.php
+++ b/htdocs/compta/facture/list.php
@@ -59,6 +59,7 @@ $id=(GETPOST('id','int')?GETPOST('id','int'):GETPOST('facid','int'));  // For ba
 $ref=GETPOST('ref','alpha');
 $socid=GETPOST('socid','int');
 $action=GETPOST('action','alpha');
+$massaction=GETPOST('massaction','alpha');
 $show_files=GETPOST('show_files','int');
 $confirm=GETPOST('confirm','alpha');
 $lineid=GETPOST('lineid','int');