diff --git a/README.md b/README.md
index 2347b31dd5adfdfd6aa7d6164ccb8ae657b5869d..633b530aa1a9ec0745246991e37b6c5d633a53e9 100644
--- a/README.md
+++ b/README.md
@@ -5,3 +5,6 @@ A library for DNS interactions in pure Guile Scheme.
 
 Documentation is available in `doc/guile-dns.texi`, and a sample client
 is available in `sample-client.scm`.
+
+Contributions are either welcome at https://git.lysator.liu.se/hugo/guile-dns or
+through email to hugo@lysator.liu.se.
diff --git a/doc/guile-dns.texi b/doc/guile-dns.texi
index 7ff4cbc0f0416c086501382dfd6b74fe5d04b176..940c2bde8721081c1b285a5f7bac80c707aae2b0 100644
--- a/doc/guile-dns.texi
+++ b/doc/guile-dns.texi
@@ -33,6 +33,10 @@ also be able to be used as a server.
 
 This manual doesn't aim to teach how DNS works, for that, see RFC 1035.
 
+Contributions to this manual, or the library, are welcome either at
+@url{https://git.lysator.liu.se/hugo/guile-dns} or
+through email to @email{hugo@@lysator.liu.se}.
+
 @node Sample program
 @chapter Sample program