diff --git a/src/main/java/com/bao/dating/service/impl/UserServiceImpl.java b/src/main/java/com/bao/dating/service/impl/UserServiceImpl.java
index 6108ac6..d9f0fed 100644
--- a/src/main/java/com/bao/dating/service/impl/UserServiceImpl.java
+++ b/src/main/java/com/bao/dating/service/impl/UserServiceImpl.java
@@ -107,6 +107,7 @@ public class UserServiceImpl implements UserService {
         Long userId = user.getUserId();
         String deviceId = userLoginDTO.getDeviceId();
 
+        // 缓存登录token
         String tokenKey = "login:token:" + userId+ ":" + deviceId;
         redisTemplate.opsForValue().set(
                 tokenKey,