diff --git a/src/app.module.ts b/src/app.module.ts
index abd82a0..607be0a 100644
--- a/src/app.module.ts
+++ b/src/app.module.ts
@@ -14,7 +14,7 @@ import { LoggingMiddleware } from './common/logger/logger.middleware';
   imports: [
     LoggerModule,
     AuthModule,
-    ConfigModule.forRoot({ isGlobal: true, envFilePath: '.env' }),
+    ConfigModule.forRoot({ isGlobal: true }),
     FriendModule,
   ],
   controllers: [UserController, AppController],
diff --git a/src/auth/auth.controller.spec.ts b/src/auth/auth.controller.spec.ts
index fd088e5..107e340 100644
--- a/src/auth/auth.controller.spec.ts
+++ b/src/auth/auth.controller.spec.ts
@@ -1,9 +1,9 @@
-import { ConfigModule } from '@nestjs/config';
 import { Test, TestingModule } from '@nestjs/testing';
 import { AuthController } from './auth.controller';
 import { AuthService } from './auth.service';
 import { PrismaService } from '../prisma.service';
 import { UserService } from '../user/user.service';
+import { ConfigModule } from '@nestjs/config';
 import { LoggerModule } from '../common/logger/logger.module';
 
 describe('AuthController', () => {
diff --git a/src/auth/auth.module.ts b/src/auth/auth.module.ts
index b050644..f18ef40 100644
--- a/src/auth/auth.module.ts
+++ b/src/auth/auth.module.ts
@@ -5,10 +5,8 @@ import { AuthController } from './auth.controller';
 import { AuthService } from './auth.service';
 import { UserService } from '../user/user.service';
 import { PrismaService } from '../prisma.service';
-import { LoggerModule } from 'src/common/logger/logger.module';
 
 @Module({
-  imports: [LoggerModule],
   controllers: [AuthController, PasswordController],
   providers: [AuthService, UserService, PrismaService],
 })
diff --git a/src/auth/auth.service.spec.ts b/src/auth/auth.service.spec.ts
index a7abcba..9b8b661 100644
--- a/src/auth/auth.service.spec.ts
+++ b/src/auth/auth.service.spec.ts
@@ -1,8 +1,8 @@
-import { ConfigModule } from '@nestjs/config';
 import { Test, TestingModule } from '@nestjs/testing';
 import { AuthService } from './auth.service';
 import { PrismaService } from '../prisma.service';
 import { UserService } from '../user/user.service';
+import { ConfigModule } from '@nestjs/config';
 import { LoggerModule } from '../common/logger/logger.module';
 
 describe('AuthService', () => {
diff --git a/src/auth/auth.service.ts b/src/auth/auth.service.ts
index 9d0747e..4d28bba 100644
--- a/src/auth/auth.service.ts
+++ b/src/auth/auth.service.ts
@@ -9,14 +9,14 @@ import { EmailDto } from './../dto/email.dto';
 import { ForgotPasswordDto } from './../dto/forgotPassword.dto';
 import { ChangePasswordDto } from './../dto/changePassword.dto';
 import { Logger } from 'winston';
-import { WINSTON_MODULE_PROVIDER } from 'nest-winston';
+import { WINSTON_MODULE_NEST_PROVIDER } from 'nest-winston';
 
 @Injectable()
 export class AuthService {
   private readonly cognitoClient: CognitoIdentityServiceProvider;
   private readonly clientId: string;
   constructor(
-    @Inject(WINSTON_MODULE_PROVIDER) private readonly logger: Logger,
+    @Inject(WINSTON_MODULE_NEST_PROVIDER) private readonly logger: Logger,
     private readonly configService: ConfigService,
     private readonly userService: UserService,
   ) {
diff --git a/src/common/logger/logger.config.ts b/src/common/logger/logger.config.ts
index f84d210..c366200 100644
--- a/src/common/logger/logger.config.ts
+++ b/src/common/logger/logger.config.ts
@@ -12,7 +12,7 @@ export const appendTimestamp = winston.format((info, opts) => {
 // 로그 저장 파일 옵션
 export const dailyOptions = (level: string) => {
   return {
-    level: 'info',
+    level: level,
     datePattern: 'YYYY-MM-DD', // 날짜 포맷
     dirname: `${appRootPath.path}/logs` + `/${level}`, // 저장할 URL: 여기서는  루트에 logs라는 폴더가 생기고 그 아래에 level 폴더
     filename: `%DATE%.${level}.log`,
diff --git a/src/common/logger/logger.middleware.ts b/src/common/logger/logger.middleware.ts
index 3731419..c6d8ef1 100644
--- a/src/common/logger/logger.middleware.ts
+++ b/src/common/logger/logger.middleware.ts
@@ -8,8 +8,8 @@ export class LoggingMiddleware implements NestMiddleware {
   use(req: Request, res: Response, next: NextFunction) {
     const { ip, method, originalUrl } = req;
     const userAgent = req.get('user-agent') || '';
-    const reqHeaders = JSON.stringify(req.headers);
-    const reqBody = JSON.stringify(req.body);
+    const reqHeaders = JSON.stringify(req.headers, null, 2);
+    const reqBody = JSON.stringify(req.body, null, 2);
 
     const chunks: Buffer[] = [];
 
@@ -25,13 +25,24 @@ export class LoggingMiddleware implements NestMiddleware {
         chunks.push(Buffer.from(args[0]));
       }
       const responseBody = Buffer.concat(chunks).toString('utf-8');
-      const resHeaders = JSON.stringify(res.getHeaders());
+      const resHeaders = JSON.stringify(res.getHeaders(), null, 2);
 
       const { statusCode, statusMessage } = res;
       const logLevel = statusCode >= 400 ? 'error' : 'log';
+      const levelColor =
+        statusCode >= 400
+          ? '🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥'
+          : statusCode >= 300
+            ? '🟧🟧🟧🟧🟧🟧🟧🟧🟧🟧'
+            : '🟩🟩🟩🟩🟩🟩🟩🟩🟩🟩';
 
       this.logger[logLevel](
-        `Request from ${ip} to ${method} ${originalUrl} - ${statusCode} ${statusMessage} - ${userAgent} \nReq Headers: ${reqHeaders} \nReq Body: ${reqBody} \nRes Headers: ${resHeaders} \nRes Body: ${responseBody}`,
+        `Request from ${ip} to ${method} ${originalUrl} - ${statusCode} ${statusMessage} - ${userAgent}\n\n` +
+          `${levelColor}\n` +
+          `👩 Req Headers:\n${reqHeaders}\n\n` +
+          `👚 Req Body:\n${reqBody}\n\n` +
+          `👨 Res Headers:\n${resHeaders}\n\n` +
+          `👕 Res Body:\n${responseBody}\n`,
       );
 
       return originalEnd(...args);
diff --git a/src/common/logger/logger.module.ts b/src/common/logger/logger.module.ts
index 0b3cfd1..80301fc 100644
--- a/src/common/logger/logger.module.ts
+++ b/src/common/logger/logger.module.ts
@@ -25,7 +25,7 @@ import { dailyOptions } from './logger.config';
           ),
         }),
 
-        new winstonDaily(dailyOptions('warn')),
+        new winstonDaily(dailyOptions('info')),
         new winstonDaily(dailyOptions('error')),
         new winstonDaily(dailyOptions('fatal')),
       ],
diff --git a/src/main.ts b/src/main.ts
index 0d80ce8..c8aec20 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -2,9 +2,12 @@ import { NestFactory } from '@nestjs/core';
 import { SwaggerModule, DocumentBuilder } from '@nestjs/swagger';
 import { AppModule } from './app.module';
 import { ValidationPipe } from '@nestjs/common';
+import { WINSTON_MODULE_NEST_PROVIDER } from 'nest-winston';
 
 async function bootstrap() {
-  const app = await NestFactory.create(AppModule);
+  const app = await NestFactory.create(AppModule, { bufferLogs: true });
+  const logger = app.get(WINSTON_MODULE_NEST_PROVIDER);
+  app.useLogger(logger);
 
   app.useGlobalPipes(
     new ValidationPipe({
@@ -27,5 +30,6 @@ async function bootstrap() {
   });
 
   await app.listen(80);
+  logger.log('Application is listening on port 80');
 }
 bootstrap();