diff --git a/app/middleware.ts b/app/middleware.ts
index b2f957c..6571744 100644
--- a/app/middleware.ts
+++ b/app/middleware.ts
@@ -64,8 +64,9 @@ export const config = {
      * - _next/static (static files)
      * - _next/image (image optimization files)
      * - favicon.ico (favicon file)
+     * - robots.txt and sitemap.xml (crawler metadata, must be unauthenticated)
      * - public folder
      */
-    "/((?!_next/static|_next/image|favicon.ico|.*\\.(?:svg|png|jpg|jpeg|gif|webp|webm|mp4)$).*)",
+    "/((?!_next/static|_next/image|favicon.ico|robots.txt|sitemap.xml|.*\\.(?:svg|png|jpg|jpeg|gif|webp|webm|mp4)$).*)",
   ],
 };