diff --git a/README.md b/README.md
index 0299a60..5b2af39 100644
--- a/README.md
+++ b/README.md
@@ -154,6 +154,7 @@ Because some programs would randomly fail 😒. Probably due to invalid _segment
 
 - [m3u8](https://pypi.org/project/m3u8/) to parse playlists.
 - [requests](https://pypi.org/project/requests/) to handle HTTP traffic.
+- [docopt-ng](https://pypi.org/project/docopt-ng/) to parse command line.
 
 ## 🤝 Help