diff --git a/backend/src/index.ts b/backend/src/index.ts
index 73fc1de..47fba60 100644
--- a/backend/src/index.ts
+++ b/backend/src/index.ts
@@ -1,4 +1,7 @@
 import 'dotenv/config';
+import dns from 'node:dns';
+// Use system DNS resolver instead of Node's built-in c-ares resolver
+dns.setDefaultResultOrder('verbatim');
 import express from 'express';
 import cors from 'cors';
 import { verifyJwt } from './jwt.js';