diff --git a/htdocs/fourn/commande/dispatch.php b/htdocs/fourn/commande/dispatch.php
index 061ace6c4f0..6f665a381df 100644
--- a/htdocs/fourn/commande/dispatch.php
+++ b/htdocs/fourn/commande/dispatch.php
@@ -6,7 +6,7 @@
  * Copyright (C) 2010-2019 Juanjo Menent        <jmenent@2byte.es>
  * Copyright (C) 2014      Cedric Gross         <c.gross@kreiz-it.fr>
  * Copyright (C) 2016      Florian Henry        <florian.henry@atm-consulting.fr>
- * Copyright (C) 2017      Ferran Marcet        <fmarcet@2byte.es>
+ * Copyright (C) 2017-2020 Ferran Marcet        <fmarcet@2byte.es>
  * Copyright (C) 2018      Frédéric France      <frederic.france@netlogic.fr>
  * Copyright (C) 2019-2020 Christophe Battarel	<christophe@altairis.fr>
  *
@@ -243,7 +243,7 @@ if ($action == 'dispatch' && $user->rights->fournisseur->commande->receptionner)
 
 			if (!empty($conf->global->SUPPLIER_ORDER_CAN_UPDATE_BUYINGPRICE_DURING_RECEIPT)) {
 				if (empty($conf->multicurrency->enabled) && empty($conf->dynamicprices->enabled)) {
-					$dto = GETPOST("dto_".$reg[1].'_'.$reg[2]);
+					$dto = GETPOST("dto_".$reg[1].'_'.$reg[2], 'int');
 					if (!empty($dto)) {
 						$unit_price = price2num(GETPOST("pu_".$reg[1]) * (100 - $dto) / 100, 'MU');
 					}
@@ -269,14 +269,14 @@ if ($action == 'dispatch' && $user->rights->fournisseur->commande->receptionner)
 
 					if (!$error && !empty($conf->global->SUPPLIER_ORDER_CAN_UPDATE_BUYINGPRICE_DURING_RECEIPT)) {
 						if (empty($conf->multicurrency->enabled) && empty($conf->dynamicprices->enabled)) {
-							$dto = GETPOST("dto_".$reg[1].'_'.$reg[2]);
+							$dto = GETPOST("dto_".$reg[1].'_'.$reg[2], 'int');
 							//update supplier price
 							if (GETPOSTISSET($saveprice)) {
 								// TODO Use class
 								$sql = "UPDATE ".MAIN_DB_PREFIX."product_fournisseur_price";
 								$sql .= " SET unitprice='".GETPOST($pu)."'";
 								$sql .= ", price=".GETPOST($pu)."*quantity";
-								$sql .= ", remise_percent='".$dto."'";
+								$sql .= ", remise_percent='".(!empty($dto)?$dto:0)."'";
 								$sql .= " WHERE fk_soc=".$object->socid;
 								$sql .= " AND fk_product=".GETPOST($prod, 'int');
 
@@ -306,6 +306,16 @@ if ($action == 'dispatch' && $user->rights->fournisseur->commande->receptionner)
 
 			$fk_commandefourndet = 'fk_commandefourndet_'.$reg[1].'_'.$reg[2];
 
+			if (!empty($conf->global->SUPPLIER_ORDER_CAN_UPDATE_BUYINGPRICE_DURING_RECEIPT)) {
+				if (empty($conf->multicurrency->enabled) && empty($conf->dynamicprices->enabled)) {
+					$dto = GETPOST("dto_".$reg[1].'_'.$reg[2], 'int');
+					if (!empty($dto)) {
+						$unit_price = price2num(GETPOST("pu_".$reg[1]) * (100 - $dto) / 100, 'MU');
+					}
+					$saveprice = "saveprice_".$reg[1].'_'.$reg[2];
+				}
+			}
+
 			// We ask to move a qty
 			if (GETPOST($qty) > 0) {
 				if (!(GETPOST($ent, 'int') > 0)) {
@@ -328,6 +338,24 @@ if ($action == 'dispatch' && $user->rights->fournisseur->commande->receptionner)
 						setEventMessages($object->error, $object->errors, 'errors');
 						$error++;
 					}
+
+					if (!$error && !empty($conf->global->SUPPLIER_ORDER_CAN_UPDATE_BUYINGPRICE_DURING_RECEIPT)) {
+						if (empty($conf->multicurrency->enabled) && empty($conf->dynamicprices->enabled)) {
+							$dto = GETPOST("dto_".$reg[1].'_'.$reg[2], 'int');
+							//update supplier price
+							if (GETPOSTISSET($saveprice)) {
+								// TODO Use class
+								$sql = "UPDATE ".MAIN_DB_PREFIX."product_fournisseur_price";
+								$sql .= " SET unitprice='".GETPOST($pu)."'";
+								$sql .= ", price=".GETPOST($pu)."*quantity";
+								$sql .= ", remise_percent='".(!empty($dto)?$dto:0)."'";
+								$sql .= " WHERE fk_soc=".$object->socid;
+								$sql .= " AND fk_product=".GETPOST($prod, 'int');
+
+								$resql = $db->query($sql);
+							}
+						}
+					}
 				}
 			}
 		}