diff --git a/main/distro/all/all.go b/main/distro/all/all.go
index 91d7dbd03..723a3e027 100644
--- a/main/distro/all/all.go
+++ b/main/distro/all/all.go
@@ -33,6 +33,7 @@ import (
 	// Developer preview features
 	_ "github.com/v2fly/v2ray-core/v4/app/instman"
 	_ "github.com/v2fly/v2ray-core/v4/app/observatory"
+	_ "github.com/v2fly/v2ray-core/v4/app/restful-api"
 
 	// Inbound and outbound proxies.
 	_ "github.com/v2fly/v2ray-core/v4/proxy/blackhole"