diff --git a/cmd/likit.go b/cmd/likit.go
index 5160cb8..ac1bafb 100644
--- a/cmd/likit.go
+++ b/cmd/likit.go
@@ -39,7 +39,8 @@ func Main() {
 			database.NewPostgresAdapter,
 		),
 		fx.Invoke(func(s *restful.RESTfulServer, g *grpc.GrpcServer) {
-			s.Start()
+			go s.Start()
+			go g.Start()
 		}),
 	).Run()
 
diff --git a/internal/adapter/in/grpc/server.go b/internal/adapter/in/grpc/server.go
index 1443956..88b78ef 100644
--- a/internal/adapter/in/grpc/server.go
+++ b/internal/adapter/in/grpc/server.go
@@ -36,3 +36,7 @@ func NewGrpcServer(voteGRPCServer *VoteGRPCServer) *GrpcServer {
 		listener: lis,
 	}
 }
+
+func (s *GrpcServer) Start() error {
+	return s.Server.Serve(s.listener)
+}