diff --git a/README.md b/README.md
index e91b8f9..21e825d 100644
--- a/README.md
+++ b/README.md
@@ -16,9 +16,16 @@ Example configuration:
 
 See the man page for more information.
 
+## Contributing
+
+Send patches to the [mailing list], report bugs on the [issue tracker].
+Discuss in ##emersion on Freenode.
+
 ## License
 
 MIT
 
 [tlstunnel]: https://sr.ht/~emersion/tlstunnel/
 [PROXY protocol]: https://www.haproxy.org/download/2.3/doc/proxy-protocol.txt
+[mailing list]: https://lists.sr.ht/~emersion/public-inbox
+[issue tracker]: https://git.sr.ht/~emersion/tlstunnel