diff --git a/src/modules/sitemap.ts b/src/modules/sitemap.ts
index f095e85d..466a0040 100644
--- a/src/modules/sitemap.ts
+++ b/src/modules/sitemap.ts
@@ -17,6 +17,7 @@ export default defineNuxtModule({
         }
       })
       nitro.hooks.hook('close', async () => {
+        if (!routes.length) return
         const timestamp = new Date().toISOString()
         const sitemap = [
           `<?xml version="1.0" encoding="UTF-8"?>`,