diff --git a/routers/repo/cloudbrain.go b/routers/repo/cloudbrain.go
index d51d6d7d7..1c8ce8035 100755
--- a/routers/repo/cloudbrain.go
+++ b/routers/repo/cloudbrain.go
@@ -276,5 +276,7 @@ func downloadBenchmarkCode(benchmarkPath string) error {
 		log.Error("exec.Command(%s) failed:%v", command, err)
 		return err
 	}
+
+	//todo: write sth into a config file
 	return nil
 }