diff --git a/db/routines/vn/views/saleVolume.sql b/db/routines/vn/views/saleVolume.sql
index aec739678..ffc6714c6 100644
--- a/db/routines/vn/views/saleVolume.sql
+++ b/db/routines/vn/views/saleVolume.sql
@@ -37,7 +37,7 @@ FROM (
 			)
 			JOIN `vn`.`volumeConfig` `vc`
 		)
-		JOIN `vn`.`itemCost` `ic` ON(
+		JOIN `vn`.`itemCost` `ic` FORCE INDEX (`PRIMARY`) ON(
 			`ic`.`itemFk` = `s`.`itemFk`
 			AND `ic`.`warehouseFk` = `t`.`warehouseFk`
 		)