diff --git a/src/users/users.service.ts b/src/users/users.service.ts
index d829c63..7cdb57d 100644
--- a/src/users/users.service.ts
+++ b/src/users/users.service.ts
@@ -108,6 +108,10 @@ export class UsersService {
         };
       }
 
+      // 更新用户最后登录时间
+      existingUser.lastLogin = new Date();
+      await existingUser.save();
+
       const [profile] = await this.userProfileModel.findOrCreate({
         where: { userId: existingUser.id },
         defaults: { userId: existingUser.id },