diff --git a/nodes/sophie/backupserver.py b/nodes/sophie/backupserver.py
index efabae1..42c6292 100644
--- a/nodes/sophie/backupserver.py
+++ b/nodes/sophie/backupserver.py
@@ -37,6 +37,7 @@ nodes['htz-hel.backup-sophie'] = {
         },
         'backup-server': {
             'zfs-base': 'tank/backups',
+            'my_hostname': 'backup.sophies-kitchen.eu',
         },
         'nftables': {
             'input': {