diff --git a/pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/service/impl/MobileServiceImpl.java b/pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/service/impl/MobileServiceImpl.java
index 251ae26fc..d2dd6732c 100644
--- a/pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/service/impl/MobileServiceImpl.java
+++ b/pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/service/impl/MobileServiceImpl.java
@@ -19,6 +19,7 @@ package com.pig4cloud.pigx.admin.service.impl;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.RandomUtil;
+import com.baomidou.mybatisplus.core.toolkit.StringPool;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.pig4cloud.pigx.admin.api.entity.SysUser;
 import com.pig4cloud.pigx.admin.mapper.SysUserMapper;
@@ -67,7 +68,7 @@ public class MobileServiceImpl implements MobileService {
 			return R.ok(Boolean.FALSE, "手机号未注册");
 		}
 
-		Object codeObj = redisTemplate.opsForValue().get(CommonConstants.DEFAULT_CODE_KEY + LoginTypeEnum.SMS.getType() + "@" + mobile);
+		Object codeObj = redisTemplate.opsForValue().get(CommonConstants.DEFAULT_CODE_KEY + LoginTypeEnum.SMS.getType() + StringPool.AT + mobile);
 
 		if (codeObj != null) {
 			log.info("手机号验证码未过期:{}，{}", mobile, codeObj);
@@ -77,7 +78,7 @@ public class MobileServiceImpl implements MobileService {
 		String code = RandomUtil.randomNumbers(Integer.parseInt(SecurityConstants.CODE_SIZE));
 		log.debug("手机号生成验证码成功:{},{}", mobile, code);
 		redisTemplate.opsForValue().set(
-			CommonConstants.DEFAULT_CODE_KEY + LoginTypeEnum.SMS.getType() + "@" + mobile
+			CommonConstants.DEFAULT_CODE_KEY + LoginTypeEnum.SMS.getType() + StringPool.AT + mobile
 			, code, SecurityConstants.CODE_TIME, TimeUnit.SECONDS);
 		return R.ok(Boolean.TRUE, code);
 	}