diff --git a/testsite/group_vars/backup.yml b/testsite/group_vars/backup.yml
index 6aed8d737ead10ff1dba14cf28194c8f9de48e9f..b5d4305b5d46ed4a1a7d9f29d8a81cf7f6712b0d 100644
--- a/testsite/group_vars/backup.yml
+++ b/testsite/group_vars/backup.yml
@@ -8,12 +8,12 @@ smtp_relay_host: mail.{{ testsite_domain }}
 smtp_relay_truststore: /etc/ssl/certs/ca.pem
 
 backup_clients:
-  - server: web.example.com
+  - server: web.{{ testsite_domain }}
     uid: 3000
-    public_key: "{{ lookup('file', inventory_dir + '/ssh/web.example.com.pub') }}"
+    public_key: "{{ lookup('file', inventory_dir + '/ssh/web.' + testsite_domain + '.pub') }}"
     ip: 10.32.64.18
-  - server: mail.example.com
-    public_key: "{{ lookup('file', inventory_dir + '/ssh/mail.example.com.pub') }}"
+  - server: mail.{{ testsite_domain }}
+    public_key: "{{ lookup('file', inventory_dir + '/ssh/mail.' + testsite_domain + '.pub') }}"
     ip: 10.32.64.15
 
 backup_host_ssh_private_keys: