diff --git a/src/main/resources/mapper/shopOrder/WorkOrderAllocMapper.xml b/src/main/resources/mapper/shopOrder/WorkOrderAllocMapper.xml
index e006781..a2fb5e2 100644
--- a/src/main/resources/mapper/shopOrder/WorkOrderAllocMapper.xml
+++ b/src/main/resources/mapper/shopOrder/WorkOrderAllocMapper.xml
@@ -169,7 +169,7 @@
         erp_orderNo as erpOrderNo,
         erp_orderLineNo as erpOrderLineNo,
         ROW_NUMBER() OVER (ORDER BY MAX(ReportDate) ASC) AS rowNo,
-        operation_id as itemNo,
+        MAX(operation_id) as itemNo,
         operator,
         SUM(ISNULL(allocReportQty,0)),
         SUM(ISNULL(allocApproveQty,0)),
@@ -192,7 +192,7 @@
                 AND orderNo = #{orderNo}
             </if>
         </where>
-        GROUP BY site , orderNo  , erp_orderNo , erp_orderLineNo  , operation_id , operator
+        GROUP BY site , orderNo  , erp_orderNo , erp_orderLineNo  , operator
     </select>
     
     <!-- 更新SFDC表的同步信息 -->