diff --git a/frontend/src/Attendance.jsx b/frontend/src/Attendance.jsx
index 45f8f6b..0e72c16 100644
--- a/frontend/src/Attendance.jsx
+++ b/frontend/src/Attendance.jsx
@@ -151,8 +151,10 @@ const Attendance = () => {
       if (!userId) return;
 
       // 유저가 입력한 출석 코드 서버에 전달(서버에서 출석코드 체크)
-      const res = await api.post(
-        "/attendance/mark",
+
+      const res = await axios.post(
+        "/api/attendance/mark",
+
         {
           userId,
           code: attendanceCode[0],
diff --git a/frontend/src/api/api.js b/frontend/src/api/api.js
index 4ecf00d..8278d08 100644
--- a/frontend/src/api/api.js
+++ b/frontend/src/api/api.js
@@ -1,7 +1,7 @@
 import axios from "axios";
 
 const api = axios.create({
-  baseURL: "http://www.pirocheck.org/api",
+  baseURL: "http://api.pirocheck.org/api",
   withCredentials: true,
 });
 
diff --git a/frontend/src/api/user.js b/frontend/src/api/user.js
index f91670c..811264c 100644
--- a/frontend/src/api/user.js
+++ b/frontend/src/api/user.js
@@ -1,5 +1,5 @@
 export const loginUser = async ({ name, password }) => {
-  const res = await fetch("http://www.pirocheck.org/api/login", {
+  const res = await fetch("http://api.pirocheck.org/api/login", {
     method: "POST",
     headers: {
       "Content-Type": "application/json",