diff --git a/next-sitemap.config.js b/next-sitemap.config.js
index 25df31ad..568ff339 100644
--- a/next-sitemap.config.js
+++ b/next-sitemap.config.js
@@ -1,5 +1,5 @@
 /** @type {import('next-sitemap').IConfig} */
 module.exports = {
-  siteUrl: process.env.SITE_URL || 'https://abyss-lab.app',
+  siteUrl: process.env.SITE_URL || 'https://www.abyss-lab.app',
   generateRobotsTxt: true,
 }