diff --git a/src/Core/Router/RouteLoader.php b/src/Core/Router/RouteLoader.php
index 563811ee97..0eba7a9f10 100644
--- a/src/Core/Router/RouteLoader.php
+++ b/src/Core/Router/RouteLoader.php
@@ -96,7 +96,7 @@ class RouteLoader extends Loader
      * @param mixed      $target     Some kind of callable, typically class with `__invoke` or [object, method]
      * @param null|array $param_reqs Array of {param} => regex
      * @param null|array $options    Possible keys are ['condition', 'defaults', 'format',
-     *                               'fragment', 'http-methods', 'locale', 'methods', 'schemes', 'accept']
+     *                               'fragment', 'http-methods', 'locale', 'methods', 'schemes', 'accept', 'is_system_path']
      *                               'http-methods' and 'methods' are aliases
      */
     public function connect(string $id, string $uri_path, $target, ?array $options = [], ?array $param_reqs = [])
@@ -109,12 +109,13 @@ class RouteLoader extends Loader
                 // and special configuration options
                 defaults: array_merge(
                     [
-                        '_controller' => is_array($target) ? $target : [$target, '__invoke'],
-                        '_format'     => $options['format'] ?? 'html',
-                        '_fragment'   => $options['fragment'] ?? '',
-                        '_locale'     => $options['locale'] ?? 'en',
-                        'template'    => $options['template'] ?? '',
-                        'accept'      => $options['accept'] ?? [],
+                        '_controller'    => is_array($target) ? $target : [$target, '__invoke'],
+                        '_format'        => $options['format'] ?? 'html',
+                        '_fragment'      => $options['fragment'] ?? '',
+                        '_locale'        => $options['locale'] ?? 'en',
+                        'template'       => $options['template'] ?? '',
+                        'accept'         => $options['accept'] ?? [],
+                        'is_system_path' => $options['is_system_path'] ?? true,
                     ],
                     $options['defaults'] ?? []
                 ),
diff --git a/src/Routes/GSActor.php b/src/Routes/GSActor.php
index 3474b38a91..70690479d8 100644
--- a/src/Routes/GSActor.php
+++ b/src/Routes/GSActor.php
@@ -43,6 +43,6 @@ abstract class GSActor
     public static function load(RouteLoader $r): void
     {
         $r->connect(id: 'gsactor_view_id', uri_path: '/actor/{id<\d+>}', target: [C\GSActor::class, 'GSActorShowId']);
-        $r->connect(id: 'gsactor_view_nickname', uri_path: '/{nickname<' . Nickname::DISPLAY_FMT . '>}', target: [C\GSActor::class, 'GSActorShowNickname']);
+        $r->connect(id: 'gsactor_view_nickname', uri_path: '/{nickname<' . Nickname::DISPLAY_FMT . '>}', target: [C\GSActor::class, 'GSActorShowNickname'], options: ['is_system_path' => false]);
     }
 }
diff --git a/src/Util/Common.php b/src/Util/Common.php
index dff3e48ebc..6b89580297 100644
--- a/src/Util/Common.php
+++ b/src/Util/Common.php
@@ -154,8 +154,8 @@ abstract class Common
     public static function isSystemPath(string $str): bool
     {
         try {
-            Router::match('/' . $str);
-            return true;
+            $route = Router::match('/' . $str);
+            return $route['is_system_path'] ?? true;
         } catch (ResourceNotFoundException $e) {
             return false;
         }