--- a/setup.py	Tue Dec 24 20:17:40 2019 +0300
+++ b/setup.py	Sat Dec 28 23:08:57 2019 -0500
@@ -1195,6 +1195,7 @@
     'mercurial',
     'mercurial.cext',
     'mercurial.cffi',
+    'mercurial.defaultrc',
     'mercurial.helptext',
     'mercurial.helptext.internals',
     'mercurial.hgweb',