diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index 53bf6dd29f2..983e3ae8205 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -1054,7 +1054,7 @@ class Commande extends CommonOrder
 						return -1;
 					}
 					// Defined the new fk_parent_line
-					if ($result > 0 && $line->product_type == 9) {
+					if ($result > 0) {
 						$fk_parent_line = $result;
 					}
 				}
diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 63a7b2f8e21..4caa61e1aad 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -790,7 +790,7 @@ class Facture extends CommonInvoice
 						$result = $newinvoiceline->insert();
 
 						// Defined the new fk_parent_line
-						if ($result > 0 && $newinvoiceline->product_type == 9) {
+						if ($result > 0) {
 							$fk_parent_line = $result;
 						}
 					}