diff --git a/src/pages/SignUp.tsx b/src/pages/SignUp.tsx
index d72c65c..f34c7db 100644
--- a/src/pages/SignUp.tsx
+++ b/src/pages/SignUp.tsx
@@ -234,7 +234,7 @@ export default function SignUp() {
                                       onChange(data.map(({ id }) => id));
                                     }}
                                     errorMsg={errors.campusIdList?.message}
-                                    selectBoxClassName="!h-[50px] !text-base !border-darkGray"
+                                    selectBoxClassName="!h-[50px] !text-base"
                                   />
                                 );
                               }}
diff --git a/src/services/auth/authQueries.ts b/src/services/auth/authQueries.ts
index 5eb580e..2490b72 100644
--- a/src/services/auth/authQueries.ts
+++ b/src/services/auth/authQueries.ts
@@ -29,8 +29,7 @@ export const getCalendarToken = () =>
 
 // 리프레시 토큰
 export const getNewAccessToken = () =>
-  axiosInstance.get('/login/refresh').catch(error => {
-    console.log('리프레시 error:', error);
+  axiosInstance.get('/login/refresh').catch(() => {
     window.location.href = `${window.location.origin}/login`;
   });
 
diff --git a/src/services/axiosInstance.ts b/src/services/axiosInstance.ts
index 7311363..d770d5c 100644
--- a/src/services/axiosInstance.ts
+++ b/src/services/axiosInstance.ts
@@ -65,8 +65,13 @@ axiosInstance.interceptors.response.use(
         case 404:
           return redirectToLogin();
 
+        case 304:
+          if (originalRequest.url !== '/api/login/check') {
+            return handleNewAccessToken();
+          }
+          break;
+
         default:
-        // NOTE: 에러처리
         // redirectToLogin();
         // alert(
         //   `예상치 못한 에러가 발생했습니다. (코드: ${error.response.status})`,