diff --git a/laws-modules/src/main/java/com/jero/modules/activiti/process/esChange/listener/ProcessESChangeEndListener.java b/laws-modules/src/main/java/com/jero/modules/activiti/process/esChange/listener/ProcessESChangeEndListener.java
index 85b4ffb9..55b3d529 100644
--- a/laws-modules/src/main/java/com/jero/modules/activiti/process/esChange/listener/ProcessESChangeEndListener.java
+++ b/laws-modules/src/main/java/com/jero/modules/activiti/process/esChange/listener/ProcessESChangeEndListener.java
@@ -269,9 +269,7 @@ public class ProcessESChangeEndListener implements ExecutionListener {
     private void genModificationOrderNumber(ProcessEsChange change) {
         String deptCode = "U";
         // 找到单位代号
-        String createBy = change.getCreateBy();
-        SysUser createUser = sysUserService.getUserByName(createBy);
-        String deptId = sysUserDepartService.getFirstDeptIdByUserId(createUser.getId());
+        String deptId = change.getMainDraftingUnit();
         SysDepart dept = sysDepartService.getById(deptId);
         if (dept != null) {
             String deptName = dept.getDepartName();