diff --git a/tasks/configure_certificates.yml b/tasks/configure_certificates.yml
index 36d2986..f10276f 100644
--- a/tasks/configure_certificates.yml
+++ b/tasks/configure_certificates.yml
@@ -77,5 +77,5 @@
   loop: "{{ lookup('file', '/tmp/pubkeys') | split('\n') }}"
 
 - name: Synchronize certificates
-  shell: "rsync -ar -e 'ssh -p 7227 -o StrictHostKeyChecking=no' {{ ansible_play_hosts[0] }}:/etc/letsencrypt /etc/letsencrypt"
-  when: inventory_hostname != ansible_play_hosts[0]
\ No newline at end of file
+  shell: "rsync -ar -e 'ssh -p 7227 -o StrictHostKeyChecking=no' {{ mail_server_fqdn_ip }}:/etc/letsencrypt /etc/"
+  when: mail_server_fqdn_ip != node_external_ip
\ No newline at end of file