diff --git a/app/Config/Routes.php b/app/Config/Routes.php
index 9ed603dc..ef5b7db2 100644
--- a/app/Config/Routes.php
+++ b/app/Config/Routes.php
@@ -231,7 +231,7 @@ $routes->group('@(:podcastHandle)', static function ($routes): void {
                     'controller-method' => 'PostController::index/$2',
                 ],
                 'application/ld+json; profile="https://www.w3.org/ns/activitystreams' => [
-                    'namespace'         => 'Modules/Fediverse/Controllers',
+                    'namespace'         => 'Modules\Fediverse\Controllers',
                     'controller-method' => 'PostController::index\$2',
                 ],
             ],
diff --git a/modules/Fediverse/Controllers/PostController.php b/modules/Fediverse/Controllers/PostController.php
index a1348642..2a7069b3 100644
--- a/modules/Fediverse/Controllers/PostController.php
+++ b/modules/Fediverse/Controllers/PostController.php
@@ -50,6 +50,10 @@ class PostController extends Controller
 
     public function _remap(string $method, string ...$params): mixed
     {
+        if (count($params) === 0) {
+            throw PageNotFoundException::forPageNotFound();
+        }
+
         if (! ($post = model('PostModel', false)->getPostById($params[0])) instanceof Post) {
             throw PageNotFoundException::forPageNotFound();
         }