diff --git a/src/main/java/com/it/rattan/monisuo/controller/UserController.java b/src/main/java/com/it/rattan/monisuo/controller/UserController.java
index 12bf856..e28e51e 100644
--- a/src/main/java/com/it/rattan/monisuo/controller/UserController.java
+++ b/src/main/java/com/it/rattan/monisuo/controller/UserController.java
@@ -136,6 +136,10 @@ public class UserController {
      */
     @PostMapping("/logout")
     public Result<Void> logout() {
+        Long userId = UserContext.getUserId();
+        if (userId != null) {
+            userService.logout(userId);
+        }
         return Result.success("退出成功", null);
     }
 }
diff --git a/src/main/java/com/it/rattan/monisuo/service/UserService.java b/src/main/java/com/it/rattan/monisuo/service/UserService.java
index 2cf1604..66a877f 100644
--- a/src/main/java/com/it/rattan/monisuo/service/UserService.java
+++ b/src/main/java/com/it/rattan/monisuo/service/UserService.java
@@ -239,6 +239,16 @@ public class UserService extends ServiceImpl<UserMapper, User> {
         return fileName;
     }
 
+    /**
+     * 退出登录：清除token和refreshToken
+     */
+    public void logout(Long userId) {
+        userMapper.update(null, new LambdaUpdateWrapper<User>()
+                .eq(User::getId, userId)
+                .set(User::getToken, null)
+                .set(User::getRefreshToken, null));
+    }
+
     /**
      * 构建用户信息返回
      */