diff --git a/group_vars/dhcp b/group_vars/dhcp
index ef33848..872b64c 100644
--- a/group_vars/dhcp
+++ b/group_vars/dhcp
@@ -10,7 +10,7 @@ dhcpd_zones:
   - zone: "{{ domain.name }}."
     primary: "192.168.1.10"
     key: "dhcp"
-  - zone: "1.168.192.in-addr.arpa."
+  - zone: "in-addr.arpa."
     primary: "192.168.1.10"
     key: "dhcp"
 
@@ -20,7 +20,7 @@ dhcpd_options: |
   ignore                 client-updates;
   update-static-leases   on;
   ddns-domainname "ducamps.win.";
-  ddns-rev-domainname "1.168.192.in-addr.arpa.";
+  ddns-rev-domainname "in-addr.arpa.";
 
 
 dhcpd_subnets: