diff --git a/README.md b/README.md
index 4edd7a4..2e000a7 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,13 @@ ninja -C build
 build/slurp
 ```
 
+## Contributing
+
+Either [send GitHub pull requests][1] or [send patches on the mailing list][2].
+
 ## License
 
 MIT
+
+[1]: https://github.com/emersion/slurp
+[2]: https://lists.sr.ht/%7Eemersion/public-inbox