diff --git a/cmd/dkl-local-server/upstream.go b/cmd/dkl-local-server/upstream.go
index 51e8b26..f319cd8 100644
--- a/cmd/dkl-local-server/upstream.go
+++ b/cmd/dkl-local-server/upstream.go
@@ -81,6 +81,8 @@ wait:
 		log.Print("fetch of ", subPath, " finished")
 	}
 
+	// TODO checksum
+
 	err = os.Rename(tempOutPath, outPath)
 
 	return