diff --git a/htdocs/core/actions_massactions.inc.php b/htdocs/core/actions_massactions.inc.php
index 6e26ef0eca7..3f06f4f3e8c 100644
--- a/htdocs/core/actions_massactions.inc.php
+++ b/htdocs/core/actions_massactions.inc.php
@@ -1281,18 +1281,38 @@ if (!$error && ($action == 'updateprice' && $confirm == 'yes') && $permissiontoa
 				$result = $object->fetch($toselectid);
 				//var_dump($contcats);exit;
 				if ($result > 0) {
-					if ($obj->price_base_type == 'TTC') {
-						$newprice = $object->price_ttc * (100 + $pricepercentage) / 100;
-						$minprice = $object->price_min_ttc;
+					if (getDolGlobalString('PRODUIT_MULTIPRICES')) {
+						for ($level = 1; $level <= getDolGlobalInt('PRODUIT_MULTIPRICES_LIMIT'); $level++) {
+							// Force the update of the price of the product using the new VAT
+							if ($object->price_base_type == 'TTC') {
+								$newprice = $object->multiprices_ttc[$level] * (100 + $pricepercentage) / 100;
+								$minprice = $object->multiprices_min_ttc[$level];
+							} else {
+								$newprice = $object->multiprices[$level] * (100 + $pricepercentage) / 100;
+								$minprice = $object->multiprices_min[$level];
+							}
+							$ret = $object->updatePrice($newprice, $object->price_base_type, $user, $object->tva_tx, $minprice, $level, $object->tva_npr, 0, 0, array(), $object->default_vat_code);
+
+							if ($res > 0) {
+								$nbok++;
+							} else {
+								setEventMessages($object->error, $object->errors, 'errors');
+							}
+						}
 					} else {
-						$newprice = $object->price * (100 + $pricepercentage) / 100;
-						$minprice = $object->price_min;
-					}
-					$res = $object->updatePrice($newprice, $obj->price_base_type, $user, $object->tva_tx, $minprice, 0, $object->tva_npr, 0, 0, array(), $object->default_vat_code);
-					if ($res > 0) {
-						$nbok++;
-					} else {
-						setEventMessages($object->error, $object->errors, 'errors');
+						if ($object->price_base_type == 'TTC') {
+							$newprice = $object->price_ttc * (100 + $pricepercentage) / 100;
+							$minprice = $object->price_min_ttc;
+						} else {
+							$newprice = $object->price * (100 + $pricepercentage) / 100;
+							$minprice = $object->price_min;
+						}
+						$res = $object->updatePrice($newprice, $object->price_base_type, $user, $object->tva_tx, $minprice, 0, $object->tva_npr, 0, 0, array(), $object->default_vat_code);
+						if ($res > 0) {
+							$nbok++;
+						} else {
+							setEventMessages($object->error, $object->errors, 'errors');
+						}
 					}
 				} else {
 					setEventMessages($object->error, $object->errors, 'errors');
diff --git a/htdocs/product/list.php b/htdocs/product/list.php
index 4d817250cbe..cecce963be1 100644
--- a/htdocs/product/list.php
+++ b/htdocs/product/list.php
@@ -829,9 +829,8 @@ $arrayofmassactions = array(
 	//'presend'=>img_picto('', 'email', 'class="pictofixedwidth"').$langs->trans("SendByMail"),
 );
 if ($user->hasRight($rightskey, 'creer')) {
-	if (getDolGlobalString('PRODUCT_PRICE_UNIQ') || getDolGlobalString('PRODUIT_CUSTOMER_PRICES')) {
-		$arrayofmassactions['preupdateprice'] = img_picto('', 'edit', 'class="pictofixedwidth"').$langs->trans("UpdatePrice");
-	}
+	$arrayofmassactions['preupdateprice'] = img_picto('', 'edit', 'class="pictofixedwidth"').$langs->trans("UpdatePrice");
+
 
 	$arrayofmassactions['switchonsalestatus'] = img_picto('', 'stop-circle', 'class="pictofixedwidth"').$langs->trans("SwitchOnSaleStatus");
 	$arrayofmassactions['switchonpurchasestatus'] = img_picto('', 'stop-circle', 'class="pictofixedwidth"').$langs->trans("SwitchOnPurchaseStatus");