diff --git a/README.md b/README.md
index c15795c..edbb12b 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@ Crawler/aggregation tool for the [Aquatic](https://github.com/greatest-ape/aquat
 aquatic-crawler --infohash-source /path/to/info-hash-ipv4.json\
                 --infohash-source /path/to/info-hash-ipv6.json\
                 --infohash-source /path/to/another-source.json\
+                --torrent-tracker udp://host:port\
                 --torrents-path   /path/to/storage
 ```
 * all arguments are optional, to support multiple source and target drivers