diff --git a/htdocs/fourn/class/fournisseur.commande.class.php b/htdocs/fourn/class/fournisseur.commande.class.php
index fb9539f6e62..6c743e32da9 100644
--- a/htdocs/fourn/class/fournisseur.commande.class.php
+++ b/htdocs/fourn/class/fournisseur.commande.class.php
@@ -3585,7 +3585,7 @@ class CommandeFournisseurLigne extends CommonOrderLine
      *	@param      int     $notrigger  1=Disable call to triggers
      *	@return     int                 <0 if KO, >0 if OK
      */
-    public function delete($notrigger)
+    public function delete($notrigger = 0)
     {
         global $user;
 
@@ -3593,7 +3593,7 @@ class CommandeFournisseurLigne extends CommonOrderLine
 
         $this->db->begin();
 
-        $sql = 'DELETE FROM '.MAIN_DB_PREFIX."commande_fournisseurdet WHERE rowid=".$this->rowid;
+        $sql = 'DELETE FROM '.MAIN_DB_PREFIX."commande_fournisseurdet WHERE rowid=".$this->id;
 
         dol_syslog(__METHOD__, LOG_DEBUG);
         $resql=$this->db->query($sql);