diff --git a/roles/bind-authoritative/templates/bind/named.conf.local b/roles/bind-authoritative/templates/bind/named.conf.local
index e9995b00..1b002267 100644
--- a/roles/bind-authoritative/templates/bind/named.conf.local
+++ b/roles/bind-authoritative/templates/bind/named.conf.local
@@ -1,4 +1,4 @@
-{{ ansible_header | comment }}
+{{ ansible_header | comment(decoration='// ') }}
 
 {% if not bind.master %}
 {% for zone in bind.zones %}