diff --git a/cf-module-system/cf-module-system-biz/src/main/java/com/cf/imes/module/system/service/permission/PermissionServiceImpl.java b/cf-module-system/cf-module-system-biz/src/main/java/com/cf/imes/module/system/service/permission/PermissionServiceImpl.java
index c016dcacc..63b8706e7 100644
--- a/cf-module-system/cf-module-system-biz/src/main/java/com/cf/imes/module/system/service/permission/PermissionServiceImpl.java
+++ b/cf-module-system/cf-module-system-biz/src/main/java/com/cf/imes/module/system/service/permission/PermissionServiceImpl.java
@@ -270,6 +270,8 @@ public class PermissionServiceImpl implements PermissionService {
     }
 
     @Override
+    @DSTransactional // 多数据源，使用 @DSTransactional 保证本地事务，以及数据源的切换
+    @CacheEvict(value = RedisKeyConstants.USER_ROLE_ID_LIST, key = "#userId")
     public void batchAssignRoleUsers(PermissionAssignRoleUserReqVO reqVO) {
         LoginUser loginUser = SecurityFrameworkUtils.getLoginUser();
         assert loginUser != null;