--- a/.hgignore	Tue Oct 23 11:59:25 2018 +0200
+++ b/.hgignore	Thu Jan 09 18:24:42 2020 +0100
@@ -19,6 +19,7 @@
 ^web/static/media/thumbnails$
 ^virtualenv/sync/env
 ^sbin/sync/config\.py$
+^sbin/sync/config\.py\.old$
 ^sbin/sync/.venv
 ^sbin/sync/.python-version
 ^virtualenv/sync/project-boot\.py$