diff --git a/rspress.config.ts b/rspress.config.ts
index a15db0d..2372199 100644
--- a/rspress.config.ts
+++ b/rspress.config.ts
@@ -11,7 +11,7 @@ export default defineConfig({
   plugins: [
     katex(),
     pluginSitemap({
-      domain: "https://docs.ctf.gzti.me",
+      domain: "https://ctf.gzti.me",
     }),
   ],
   markdown: {