diff --git a/src/main.ts b/src/main.ts
index c60a512..a3ded59 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -84,7 +84,7 @@ async function bootstrap() {
   const document = SwaggerModule.createDocument(app, options);
   SwaggerModule.setup("api/docs", app, document);
 
-  await app.listen(3000);
+  await app.listen(configService.get<number>("PORT"));
 }
 
 bootstrap();