diff --git a/ansible/roles/4-certbot/templates/letsencrypt/conf.d/nk20.ini.j2 b/ansible/roles/4-certbot/templates/letsencrypt/conf.d/nk20.ini.j2
index 272e160d..fc3b0aac 100644
--- a/ansible/roles/4-certbot/templates/letsencrypt/conf.d/nk20.ini.j2
+++ b/ansible/roles/4-certbot/templates/letsencrypt/conf.d/nk20.ini.j2
@@ -16,5 +16,5 @@ email = {{ note.email }}
 text = True
 
 # Use DNS-01 challenge
-authenticator = standalone
+authenticator = nginx