diff --git a/cmd/main.go b/cmd/main.go
index 1008d96..e6e186f 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -4,7 +4,8 @@ import (
 	"context"
 	"embed"
 	"flag"
-	"net/http"
+	"git.nspix.com/golang/kos/entry/http"
+	httpkg "net/http"
 
 	"git.nspix.com/golang/kos"
 )
@@ -16,7 +17,10 @@ type subServer struct {
 }
 
 func (s *subServer) Start(ctx context.Context) (err error) {
-	kos.Http().Root("/web", http.FS(webDir))
+	kos.Http().Root("/web", httpkg.FS(webDir))
+	kos.Http().Handle(httpkg.MethodGet, "/hello", func(ctx *http.Context) (err error) {
+		return ctx.Success("Hello World")
+	})
 	return
 }