diff --git a/roles/mgrote.deactivate_ssh_password_login/tasks/main.yml b/roles/mgrote.deactivate_ssh_password_login/tasks/main.yml
index 2558cd8d..d33c2416 100644
--- a/roles/mgrote.deactivate_ssh_password_login/tasks/main.yml
+++ b/roles/mgrote.deactivate_ssh_password_login/tasks/main.yml
@@ -6,5 +6,5 @@
       regexp: '#PasswordAuthentication yes'
       line: 'PasswordAuthentication no'
       state: present
-#      backrefs: yes
+      validate: "/usr/sbin/sshd -T"
     notify: restart_sshd