diff --git a/src/init.ts b/src/init.ts
new file mode 100644
index 0000000..bbda1c3
--- /dev/null
+++ b/src/init.ts
@@ -0,0 +1,6 @@
+import dayjs from 'dayjs';
+import timezone from 'dayjs/plugin/timezone';
+import utc from 'dayjs/plugin/utc';
+
+dayjs.extend(utc);
+dayjs.extend(timezone);
diff --git a/src/main.ts b/src/main.ts
index 7114830..4fe2492 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,7 +1,8 @@
 import { NestFactory } from '@nestjs/core';
-import { AppModule } from './app.module';
-import cookieParser from 'cookie-parser';
 import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
+import cookieParser from 'cookie-parser';
+import { AppModule } from './app.module';
+import './init';
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);