diff --git a/roles/dns_intern/templates/bind/binary.kitchen.zone.j2 b/roles/dns_intern/templates/bind/binary.kitchen.zone.j2
index 15dfdc4..e7d123d 100644
--- a/roles/dns_intern/templates/bind/binary.kitchen.zone.j2
+++ b/roles/dns_intern/templates/bind/binary.kitchen.zone.j2
@@ -1,19 +1,19 @@
 $ORIGIN binary.kitchen		; base for unqualified names
 $TTL 1h				; default time-to-live
 @				IN	SOA ns1.binary.kitchen. hostmaster.binary.kitchen. (
-					2024100600; serial
+					2024111500; serial
 					1d; refresh
 					2h; retry
 					4w; expire
 					1h; minimum time-to-live
 				)
-				IN	NS	ns1.binary.kitchen.
-				IN	NS	ns2.binary.kitchen.
+@				IN	NS	ns1.binary.kitchen.
+@				IN	NS	ns2.binary.kitchen.
 ; Subdomains
 users				IN	NS	ns1.binary.kitchen.
 users				IN	NS	ns2.binary.kitchen.
 ; External
-				IN	A	213.166.246.4
+@				IN	A	213.166.246.4
 www				IN	A	213.166.246.4
 ; Aliases
 3dprinter			IN	A	172.23.3.251