diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbPlussShopStaffServiceImpl.java b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbPlussShopStaffServiceImpl.java
index 66035b40..38880845 100644
--- a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbPlussShopStaffServiceImpl.java
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbPlussShopStaffServiceImpl.java
@@ -145,6 +145,11 @@ public class TbPlussShopStaffServiceImpl implements TbPlussShopStaffService {
         }
         TbPlussShopStaff tbPlussShopStaff = tbPlussShopStaffRepository.findById(resources.getId()).orElseGet(TbPlussShopStaff::new);
         User sysUser = userRepository.findByUsername(tbPlussShopStaff.getAccount());
+        if(tbPlussShopStaff.getAccount().equals(resources.getAccount())){
+            if (userRepository.findByUsername(resources.getAccount()) != null) {
+                throw new BadRequestException("员工账号不可重复");
+            }
+        }
         resources.setUpdatedAt(Instant.now().toEpochMilli());
         ValidationUtil.isNull( tbPlussShopStaff.getId(),"TbPlussShopStaff","id",resources.getId());
         tbPlussShopStaff.copy(resources);