diff --git a/htdocs/compta/facture.php b/htdocs/compta/facture.php
index 34126cc25b1..cb54afd5e8d 100644
--- a/htdocs/compta/facture.php
+++ b/htdocs/compta/facture.php
@@ -334,7 +334,7 @@ if ($_POST['action'] == 'setremise' && $user->rights->facture->creer)
 
 if ($_POST['action'] == 'addligne' && $user->rights->facture->creer)
 {
-	if ($_POST['qty'] && (($_POST['pu']>=0 && $_POST['desc']) || $_POST['idprod']))
+	if ($_POST['qty'] && ( $_POST['desc'] || $_POST['idprod']))
 	{
 		$fac = new Facture($db);
 		$fac->fetch($_POST['facid']);