diff --git a/service.go b/service.go
index a7e19db..6aa1dc5 100644
--- a/service.go
+++ b/service.go
@@ -4,6 +4,8 @@ type Service interface {
 	LoadGoPlugin(file string) error
 	RegControllers(items map[string]Controller) error
 	RegListens(items map[string]ResListener) error
+	RegGRpControllers(items map[string]GRpController) error
 	GetResListener(code string) (ResListener, bool)
 	GetAppController(code string) (Controller, bool)
+	GetGRpController(code string) (GRpController, bool)
 }