diff --git a/blade-service-api/blade-user-api/src/main/java/org/springblade/system/user/vo/UserVO.java b/blade-service-api/blade-user-api/src/main/java/org/springblade/system/user/vo/UserVO.java
index de191b68..5bdf7544 100644
--- a/blade-service-api/blade-user-api/src/main/java/org/springblade/system/user/vo/UserVO.java
+++ b/blade-service-api/blade-user-api/src/main/java/org/springblade/system/user/vo/UserVO.java
@@ -40,6 +40,11 @@ public class UserVO extends User {
 	@JsonSerialize(using = ToStringSerializer.class)
 	private Long id;
 
+	/**
+	 * 租户名
+	 */
+	private String tenantName;
+
 	/**
 	 * 角色名
 	 */
diff --git a/blade-service/blade-user/src/main/java/org/springblade/system/user/service/impl/UserServiceImpl.java b/blade-service/blade-user/src/main/java/org/springblade/system/user/service/impl/UserServiceImpl.java
index 63f191de..5773a91c 100644
--- a/blade-service/blade-user/src/main/java/org/springblade/system/user/service/impl/UserServiceImpl.java
+++ b/blade-service/blade-user/src/main/java/org/springblade/system/user/service/impl/UserServiceImpl.java
@@ -85,12 +85,21 @@ public class UserServiceImpl extends BaseServiceImpl<UserMapper, User> implement
 	@Override
 	@Transactional(rollbackFor = Exception.class)
 	public boolean updateUser(User user) {
-		user.setPassword(null);
-		return updateById(user) && submitUserDept(user);
+		return updateUserInfo(user) && submitUserDept(user);
 	}
 
 	@Override
 	public boolean updateUserInfo(User user) {
+		String tenantId = user.getTenantId();
+		Integer userCount = baseMapper.selectCount(
+			Wrappers.<User>query().lambda()
+				.eq(User::getTenantId, tenantId)
+				.eq(User::getAccount, user.getAccount())
+				.notIn(User::getId, user.getId())
+		);
+		if (userCount > 0) {
+			throw new ServiceException("当前用户已存在!");
+		}
 		user.setPassword(null);
 		return updateById(user);
 	}
diff --git a/blade-service/blade-user/src/main/java/org/springblade/system/user/wrapper/UserWrapper.java b/blade-service/blade-user/src/main/java/org/springblade/system/user/wrapper/UserWrapper.java
index dce9731d..10b2478e 100644
--- a/blade-service/blade-user/src/main/java/org/springblade/system/user/wrapper/UserWrapper.java
+++ b/blade-service/blade-user/src/main/java/org/springblade/system/user/wrapper/UserWrapper.java
@@ -21,6 +21,7 @@ import org.springblade.core.tool.utils.BeanUtil;
 import org.springblade.core.tool.utils.Func;
 import org.springblade.system.cache.DictCache;
 import org.springblade.system.cache.SysCache;
+import org.springblade.system.entity.Tenant;
 import org.springblade.system.user.entity.User;
 import org.springblade.system.user.vo.UserVO;
 
@@ -41,8 +42,10 @@ public class UserWrapper extends BaseEntityWrapper<User, UserVO> {
 	@Override
 	public UserVO entityVO(User user) {
 		UserVO userVO = Objects.requireNonNull(BeanUtil.copy(user, UserVO.class));
+		Tenant tenant = SysCache.getTenant(user.getTenantId());
 		List<String> roleName = SysCache.getRoleNames(user.getRoleId());
 		List<String> deptName = SysCache.getDeptNames(user.getDeptId());
+		userVO.setTenantName(tenant.getTenantName());
 		userVO.setRoleName(Func.join(roleName));
 		userVO.setDeptName(Func.join(deptName));
 		String sex = DictCache.getValue("sex", Func.toInt(user.getSex()));