diff --git a/example/echo/main.go b/example/echo/main.go
index ee59cee26476ecfadc14cde500d39b1b64ffc51f..c55c76cfb2c5b20f1758b81159cc0ab08abaed36 100644
--- a/example/echo/main.go
+++ b/example/echo/main.go
@@ -13,7 +13,7 @@ func main() {
 	srv := jrpc.NewServer(r)
 
 	r.HandleFunc("echo", func(w jrpc.ResponseWriter, r *jrpc.Request) {
-		w.Send(r.Params(), nil)
+		w.Send(r.Params, nil)
 	})
 
 	log.Println("running on 8855")