diff --git a/db/routines/vn/procedures/itemShelving_add.sql b/db/routines/vn/procedures/itemShelving_add.sql
index 9395f5d80..c308304ef 100644
--- a/db/routines/vn/procedures/itemShelving_add.sql
+++ b/db/routines/vn/procedures/itemShelving_add.sql
@@ -1,7 +1,14 @@
 DELIMITER $$
-CREATE OR REPLACE DEFINER=`root`@`localhost` PROCEDURE `vn`.`itemShelving_add`(IN vShelvingFk VARCHAR(8), IN vBarcode VARCHAR(22), IN vQuantity INT, IN vPackagingFk VARCHAR(10), IN vGrouping INT, IN vPacking INT, IN vWarehouseFk INT)
+CREATE OR REPLACE DEFINER=`root`@`localhost` PROCEDURE `vn`.`itemShelving_add`(
+	vShelvingFk VARCHAR(8),
+	vBarcode VARCHAR(22),
+	vQuantity INT,
+	vPackagingFk VARCHAR(10),
+	vGrouping INT,
+	vPacking INT,
+	vWarehouseFk INT
+)
 BEGIN
-
 /**
  * Añade registro o lo actualiza si ya existe.
  *
@@ -23,12 +30,7 @@ BEGIN
 	SELECT barcodeToItem(vBarcode) INTO vItemFk;
 
 	IF vBuyFk IS NULL THEN
-		CALL cache.last_buy_refresh(FALSE);
-	
-		SELECT buy_id INTO vBuyFk
-			FROM cache.last_buy 
-			WHERE item_id = vItemFk 
-				AND warehouse_id = vWarehouseFk;
+		CALL util.throw('The buy is required');
 	END IF;
 
 	IF vPacking IS NULL