diff --git a/db/routines/vn/procedures/ticket_doSelfConsumptionPackaging.sql b/db/routines/vn/procedures/ticket_doSelfConsumptionPackaging.sql
index 4c7edd49c..3ccb04726 100644
--- a/db/routines/vn/procedures/ticket_doSelfConsumptionPackaging.sql
+++ b/db/routines/vn/procedures/ticket_doSelfConsumptionPackaging.sql
@@ -1,8 +1,8 @@
 DELIMITER $$
 CREATE OR REPLACE DEFINER=`vn`@`localhost` PROCEDURE `vn`.`expedition_doSelfConsumptionPackaging`(
-	vSelf DATE,
+	vSelf INT
 )
-BEGIN
+proc: BEGIN
 /**
 * Comprueba si existe un ticket de autoconsumo ese mismo día
 * si no lo está lo crea, y añade la caja utilizada.
@@ -15,7 +15,8 @@ BEGIN
 	DECLARE vTicketFk INT;
 	DECLARE vItemFk INT;
 	DECLARE vItemName VARCHAR(50);
-	DECLARE vExists BOOL;
+	DECLARE vWarehouseFk INT;
+	DECLARE vSaleFk INT;
 
 	SET vCurdate = util.VN_CURDATE();
 
@@ -27,8 +28,8 @@ BEGIN
 		CALL util.throw('Some config parameters are not set');
 	END IF;
 
-	SELECT i.id, t.warehouseFk, i.name
-			INTO vItemFk, vWarehouseFk, vItemName
+	SELECT i.id, i.name, t.warehouseFk
+			INTO vItemFk, vItemName, vWarehouseFk
 		FROM expedition e
 			JOIN packaging p ON p.id = e.packagingFk
 			JOIN item i ON i.id = p.itemFk
@@ -47,17 +48,21 @@ BEGIN
 			SELECT vClientFk, vWarehouseFk, vCurdate, 'CAJAS AUTOCONSUMO', vAddressFk;
 
 		SET vTicketFk = LAST_INSERT_ID();
-
-		INSERT INTO sale(itemFk, ticketFk, concept, quantity)
-			SELECT vItemFk, vTicketFk, vItemName, 1;
 	ELSE
-		SELECT id INTO vExists
+		SELECT id INTO vSaleFk
 			FROM sale
-				WHERE itemFk = vItemFk
-					AND ticketFk = vTicketFk;
-
-		-- Comprobar si existe o no y si existe, sumar +1 la quantity, si no, lo creamos
+			WHERE itemFk = vItemFk
+				AND ticketFk = vTicketFk;
 
+		IF vSaleFk NOT IS NULL THEN
+			UPDATE sale
+				SET quantity = quantity + 1
+				WHERE id = vSaleFk;
+			LEAVE proc;
+		END IF; 
 	END IF;
+
+	INSERT INTO sale(itemFk, ticketFk, concept, quantity)
+		SELECT vItemFk, vTicketFk, vItemName, 1;
 END$$
 DELIMITER ;