diff --git a/src/LegacyRoutes.php b/src/LegacyRoutes.php
index 2e5cf1a..fc80267 100644
--- a/src/LegacyRoutes.php
+++ b/src/LegacyRoutes.php
@@ -2,16 +2,18 @@
 namespace Misuzu;
 
 use Index\Http\Routing\{HttpGet,RouteHandler,RouteHandlerTrait};
-use Index\Urls\{UrlFormat,UrlRegistry,UrlSource,UrlSourceTrait};
+use Index\Urls\{UrlFormat,UrlRegistry,UrlSource};
 
 class LegacyRoutes implements RouteHandler, UrlSource {
-    use RouteHandlerTrait, UrlSourceTrait;
+    use RouteHandlerTrait;
 
     public function __construct(
         private UrlRegistry $urls
     ) {}
 
     public function registerUrls(UrlRegistry $urls): void {
+        UrlFormat::register($urls, $this);
+
         // eventually this should be handled by context classes
         $urls->register('search-index', '/search.php');
         $urls->register('search-query', '/search.php', ['q' => '<query>'], '<section>');