diff -r 4aabc5c8b2af -r 6352dc395ebf README
--- a/README	Wed May 23 11:03:31 2018 +0200
+++ b/README	Wed May 23 11:18:14 2018 +0200
@@ -83,17 +83,25 @@
 How to Contribute
 =================
 
+Discussion happens on the #hg-evolve IRC on freenode_.
+
+.. _freenode: https://freenode.net/
+
 Bugs are to be reported on the mercurial's bug tracker (component: `evolution`_):
 
 .. _evolution: https://bz.mercurial-scm.org/buglist.cgi?component=evolution&query_format=advanced&resolution=---
 
-Please use the patchbomb extension to send email to `mercurial devel
+You can use the patchbomb extension to send email to `mercurial devel
 <https://www.mercurial-scm.org/mailman/listinfo/mercurial-devel>`_. Please make
 sure to use the evolve-ext flag when doing so. You can use a command like
 this::
 
     $ hg email --to mercurial-devel@mercurial-scm.org --flag evolve-ext --rev '<your patches>'
 
+Some of development happens on a public bitbucket repository (`evolve-devel`_) using the topic extension.
+
+.. _`evolve-devel`: https://bitbucket.org/octobus/evolve-devel
+
 For guidelines on the patch description, see the `official Mercurial guideline`_.
 
 .. _`official Mercurial guideline`: https://mercurial-scm.org/wiki/ContributingChanges#Patch_descriptions