diff --git a/cmd/comment/api.go b/cmd/comment/api.go
index 5f76112..3c76307 100644
--- a/cmd/comment/api.go
+++ b/cmd/comment/api.go
@@ -99,7 +99,9 @@ func runAPI(_ *cobra.Command, _ []string) error {
 		}
 	}()
 
-	return runkit.GracefulRun(serveGRPC(lis, svc, logger, grpc.UnaryInterceptor(meter.UnaryServerInterceptor())), &args.GracefulConfig)
+	// add interceptor here to update metrics
+	// TODO
+	return runkit.GracefulRun(serveGRPC(lis, svc, logger), &args.GracefulConfig)
 }
 
 func serveGRPC(lis net.Listener, svc pb.CommentServer, logger *logkit.Logger, opt ...grpc.ServerOption) runkit.GracefulRunFunc {