diff --git a/src/com/engine/salary/service/impl/SalaryAcctResultServiceImpl.java b/src/com/engine/salary/service/impl/SalaryAcctResultServiceImpl.java
index fe52eee00..e855cc078 100644
--- a/src/com/engine/salary/service/impl/SalaryAcctResultServiceImpl.java
+++ b/src/com/engine/salary/service/impl/SalaryAcctResultServiceImpl.java
@@ -868,7 +868,7 @@ public class SalaryAcctResultServiceImpl extends Service implements SalaryAcctRe
 
     @Override
     public void batchUpdateOriginResultValue(List<SalaryAcctResultPO> salaryAcctResultValues) {
-        int batchSize = 1000;
+        int batchSize = 500;
         List<List<SalaryAcctResultPO>> partition = Lists.partition(salaryAcctResultValues, batchSize);
         for (List<SalaryAcctResultPO> subSalaryAcctResultValues : partition) {
             getSalaryAcctResultMapper().batchUpdateOriginResultValue(subSalaryAcctResultValues);