diff --git a/htdocs/includes/boxes/box_factures.php b/htdocs/includes/boxes/box_factures.php
index d472fa948da..384c5610607 100644
--- a/htdocs/includes/boxes/box_factures.php
+++ b/htdocs/includes/boxes/box_factures.php
@@ -105,7 +105,7 @@ class box_factures extends ModeleBoxes {
 					if ($objp->type == 1) $picto.='r';
 					if ($objp->type == 2) $picto.='a';
 					$late = '';
-					if ($objp->paye == 0 && ($objp->fk_statut != 2 && $objp->fk_statut != 3) && $datelimite < ($now - $conf->facture->warning_delay)) { $late = img_warning(sprintf($l_due_date,dol_print_date($datelimite,'day')));}
+					if ($objp->paye == 0 && ($objp->fk_statut != 2 && $objp->fk_statut != 3) && $datelimite < ($now - $conf->facture->client->warning_delay)) { $late = img_warning(sprintf($l_due_date,dol_print_date($datelimite,'day')));}
 
 					$this->info_box_contents[$i][0] = array('td' => 'align="left" width="16"',
                     'logo' => $picto,
diff --git a/htdocs/includes/boxes/box_factures_imp.php b/htdocs/includes/boxes/box_factures_imp.php
index 2a18eda2a35..61ce184b5bc 100644
--- a/htdocs/includes/boxes/box_factures_imp.php
+++ b/htdocs/includes/boxes/box_factures_imp.php
@@ -102,7 +102,7 @@ class box_factures_imp extends ModeleBoxes {
 					$datelimite=$db->jdate($objp->datelimite);
 
 					$late='';
-					if ($datelimite < ($now - $conf->facture->warning_delay)) $late = img_warning(sprintf($l_due_date,dol_print_date($datelimite,'day')));
+					if ($datelimite < ($now - $conf->facture->client->warning_delay)) $late = img_warning(sprintf($l_due_date,dol_print_date($datelimite,'day')));
 
 					$this->info_box_contents[$i][0] = array('td' => 'align="left" width="16"',
                     'logo' => $this->boximg,