diff --git a/src/main/resources/mapper/schedule/MaterialOnMachineRecordMapper.xml b/src/main/resources/mapper/schedule/MaterialOnMachineRecordMapper.xml
index b21c37e..2cefef2 100644
--- a/src/main/resources/mapper/schedule/MaterialOnMachineRecordMapper.xml
+++ b/src/main/resources/mapper/schedule/MaterialOnMachineRecordMapper.xml
@@ -103,7 +103,7 @@
             sor.WorkCenterNo AS workCenterNo,
             ssr.S_ResourceID AS resourceId,
             smh.OriginalHistQty as originalHistQty,
-            ROUND(ISNULL(smh.OriginalHistQty, 0) - ISNULL(smh.NetIssueQty, 0), 3) AS stageRemainQty
+            ROUND(ISNULL(smh.TransQty, 0) - ISNULL(smh.NetIssueQty, 0), 3) AS stageRemainQty
         FROM SFDC_MaterialHist smh WITH(NOLOCK)
         LEFT JOIN Part p WITH(NOLOCK) ON smh.Site = p.Site AND smh.PartNo = p.PartNo
         LEFT JOIN ShopOrder so WITH(NOLOCK) ON smh.Site = so.Site AND smh.OrderNo = so.OrderNo