diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index 7fca848356e..bc867516d22 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -4597,6 +4597,9 @@ class OrderLine extends CommonOrderLine
 		if (empty($this->remise_percent)) {
 			$this->remise_percent = 0;
 		}
+		if (empty($this->remise)) {
+			$this->remise = 0;
+		}
 		if (empty($this->info_bits)) {
 			$this->info_bits = 0;
 		}