diff --git a/backend/src/controllers/statistics.controller.js b/backend/src/controllers/statistics.controller.js
index 1696694f..846c04f9 100644
--- a/backend/src/controllers/statistics.controller.js
+++ b/backend/src/controllers/statistics.controller.js
@@ -4,10 +4,7 @@ const { internalServerError } = require("../utils/errors.helper");
 class StatisticsController {
   async getStatistics(req, res) {
     try {
-      const userId = req.user.id;
-      const statistics = await statisticsService.generateStatistics({
-        userId: userId.toString(),
-      });
+      const statistics = await statisticsService.generateStatistics();
       res.status(200).json(statistics);
     } catch (e) {
       console.log(e)
diff --git a/backend/src/service/statistics.service.js b/backend/src/service/statistics.service.js
index d008e6d4..cc254c92 100644
--- a/backend/src/service/statistics.service.js
+++ b/backend/src/service/statistics.service.js
@@ -3,7 +3,7 @@ const { GuideType } = require("../utils/guidelog.helper");
 const GuideLog = db.GuideLog;
 
 class StatisticsService {
-  async generateStatistics({ userId }) {
+  async generateStatistics() {
     try {
       const now = new Date();
       const thisMonth = new Date(now.getFullYear(), now.getMonth(), 1);
@@ -14,7 +14,6 @@ class StatisticsService {
         const logs = await GuideLog.findAll({
           where: {
             guideType: Number(guideType),
-            userId,
             showingTime: {
               [db.Sequelize.Op.gte]: twoMonthsAgo,
             },