diff --git a/data/hostname/tate.softwareheritage.org.yaml b/data/hostname/tate.softwareheritage.org.yaml
index 311f6439..8674c721 100644
--- a/data/hostname/tate.softwareheritage.org.yaml
+++ b/data/hostname/tate.softwareheritage.org.yaml
@@ -1,27 +1,33 @@
 smtp::virtual_aliases:
   - destination: "@%{hiera('phabricator::vhost::name')}"
     alias: "%{hiera('phabricator::user')}"
 smtp::mail_aliases:
   - user: "%{hiera('phabricator::user')}"
     aliases:
       - "| %{hiera('phabricator::basepath')}/phabricator/scripts/mail/mail_handler.php"
 
 ssh::port: 2222
 
 networks:
   private:
     interface: eth1
     address: 192.168.100.30
     netmask: 255.255.255.0
     gateway: 192.168.100.1
   default:
     interface: eth0
     address: 128.93.193.30
     netmask: 255.255.255.0
     gateway: 128.93.193.254
 
 apache::rewrite_domains:
   wg.softwareheritage.org:
     ssl_cert_name: star_softwareheritage_org
     rewrites:
       - "^.*$ https://wiki.softwareheritage.org/index.php?title=Working_groups"
+
+
+dar::backup::exclude:
+  - /var/lib/mysql
+
+