diff --git a/src/app/api/survey-sales/[id]/route.ts b/src/app/api/survey-sales/[id]/route.ts
index c1f497c..c1a76bc 100644
--- a/src/app/api/survey-sales/[id]/route.ts
+++ b/src/app/api/survey-sales/[id]/route.ts
@@ -129,7 +129,7 @@ const fetchSurvey = async (id: number) => {
  *       ...
  *     }
  */
-export async function getSurveySaleDetail(request: NextRequest): Promise<NextResponse> {
+async function getSurveySaleDetail(request: NextRequest): Promise<NextResponse> {
   try {
     const cookieStore = await cookies()
     const session = await getIronSession<SessionData>(cookieStore, sessionOptions)
@@ -229,7 +229,7 @@ const getNewSrlNo = async (srlNo: string, storeId: string, role: string) => {
  *       ...
  *     }
  * */
-export async function updateSurveySaleDetail(request: NextRequest): Promise<NextResponse> {
+async function updateSurveySaleDetail(request: NextRequest): Promise<NextResponse> {
   try {
     const id = request.nextUrl.pathname.split('/').pop() ?? ''
     const body = await request.json()
@@ -277,7 +277,7 @@ export async function updateSurveySaleDetail(request: NextRequest): Promise<Next
  *     {
  *       "message": "success"
  */
-export async function deleteSurveySaleDetail(request: NextRequest): Promise<NextResponse> {
+async function deleteSurveySaleDetail(request: NextRequest): Promise<NextResponse> {
   try {
     const id = request.nextUrl.pathname.split('/').pop() ?? ''
 
@@ -345,7 +345,7 @@ export async function deleteSurveySaleDetail(request: NextRequest): Promise<Next
  *       }
  *     }
  */
-export async function submitSurveySaleDetail(request: NextRequest): Promise<NextResponse> {
+async function submitSurveySaleDetail(request: NextRequest): Promise<NextResponse> {
   try {
     const id = request.nextUrl.pathname.split('/').pop() ?? ''
     const body = await request.json()
diff --git a/src/app/api/survey-sales/route.ts b/src/app/api/survey-sales/route.ts
index 6f3ebd3..1f2cfdb 100644
--- a/src/app/api/survey-sales/route.ts
+++ b/src/app/api/survey-sales/route.ts
@@ -193,7 +193,7 @@ const checkSession = (params: SearchParams) => {
  *     }
  *
  */
-export async function getSurveySales(request: Request) {
+async function getSurveySales(request: Request) {
   try {
     /** URL 파라미터 파싱 */
     const { searchParams } = new URL(request.url)
@@ -274,7 +274,7 @@ export async function getSurveySales(request: Request) {
  *
  * @apiError {Number} 500 서버 오류
  */
-export async function updateSurveySales(request: Request) {
+async function updateSurveySales(request: Request) {
   try {
     /** 요청 바디 파싱 */
     const body = await request.json()
@@ -336,7 +336,7 @@ export async function updateSurveySales(request: Request) {
  *
  * @apiError {Number} 500 서버 오류
  */
-export async function createSurveySales(request: Request) {
+async function createSurveySales(request: Request) {
   try {
     const body = await request.json()