diff --git a/doc/rcs/mercurial.mdwn b/doc/rcs/mercurial.mdwn
index 5123b2c7b..020edfc12 100644
--- a/doc/rcs/mercurial.mdwn
+++ b/doc/rcs/mercurial.mdwn
@@ -6,3 +6,5 @@ Ikiwiki can run as a post-commit and/or install hook to update a wiki whenever c
 come in. When running as a [[cgi]] with Mercurial, ikiwiki automatically
 commits edited pages, and uses the Mercurial history to generate the
 [[RecentChanges]] page.
+
+See also [[todo/mercurial|todo/mercurial]]