diff --git a/db/routines/bs/procedures/waste_addSales.sql b/db/routines/bs/procedures/waste_addSales.sql
index ea4adbc27..9ce67b19d 100644
--- a/db/routines/bs/procedures/waste_addSales.sql
+++ b/db/routines/bs/procedures/waste_addSales.sql
@@ -22,7 +22,7 @@ BEGIN
 
 	REPLACE bs.waste
 		SELECT YEAR(t.shipped),
-				WEEK(t.shipped, 4),
+				WEEK(t.shipped, 6),
 				it.workerFk,
 				it.id,
 				s.itemFk,
@@ -70,6 +70,6 @@ BEGIN
 				JOIN vn.buy b ON b.id = lb.buy_id
 			WHERE t.shipped BETWEEN vDateFrom AND vDateTo
 				AND w.isManaged
-			GROUP BY YEAR(t.shipped), WEEK(t.shipped, 4), i.id;
+			GROUP BY YEAR(t.shipped), WEEK(t.shipped, 6), i.id;
 END$$
 DELIMITER ;