diff --git a/src/modules/user/user.controller.js b/src/modules/user/user.controller.js
index fab237c..90324d5 100644
--- a/src/modules/user/user.controller.js
+++ b/src/modules/user/user.controller.js
@@ -125,7 +125,7 @@ module.exports = {
         const list = await User.find({ inviter: userId }).exec();
         const sum = list.reduce((acc, u) => {
             return acc += u.group && u.group.length || 0;
-        }, 0);
+        }, list.length); // 累加器初始值是列表的长度
         return res.json({
             code: 0,
             data: {