diff --git a/src/app/mocks/dir/response.ts b/src/app/mocks/dir/response.ts
index 5498416..d50cd38 100644
--- a/src/app/mocks/dir/response.ts
+++ b/src/app/mocks/dir/response.ts
@@ -2,8 +2,11 @@ import { HttpResponse, delay } from 'msw';
 
 import { errorMessage } from '../consts/error';
 
+/** 0 <= 응답 시간 <= 4초 */
+const delayTime = Math.random() * 4001;
+
 export async function createHttpSuccessResponse<T>(data: T) {
-  await delay();
+  await delay(delayTime);
 
   return HttpResponse.json(
     {
@@ -15,7 +18,7 @@ export async function createHttpSuccessResponse<T>(data: T) {
 }
 
 export async function createHttpErrorResponse(code: keyof typeof errorMessage) {
-  await delay();
+  await delay(delayTime);
 
   return HttpResponse.json(
     {