diff --git a/downloader/readme.md b/downloader/readme.md
index 2236eb5..2a343eb 100644
--- a/downloader/readme.md
+++ b/downloader/readme.md
@@ -14,7 +14,7 @@ pnpm install
 
 ```
 # descargar portal datos.gob.ar
-pnpm run run https://datos.gob.ar/data.json
+pnpm run run datajson+https://datos.gob.ar/data.json
 # guarda en data/datos.gob.ar_data.json
 
 # descargar todos los portales conocidos