diff --git a/roles/dns/templates/bind/binary.kitchen.zone.j2 b/roles/dns/templates/bind/binary.kitchen.zone.j2
index ae972f8..529b36c 100644
--- a/roles/dns/templates/bind/binary.kitchen.zone.j2
+++ b/roles/dns/templates/bind/binary.kitchen.zone.j2
@@ -1,7 +1,7 @@
 $ORIGIN binary.kitchen		; base for unqualified names
 $TTL 1h				; default time-to-live
 @				IN	SOA ns.binary.kitchen. hostmaster.binary.kitchen. (
-					2018061100; serial
+					2018061300; serial
 					1d; refresh
 					2h; retry
 					4w; expire
@@ -12,6 +12,7 @@ $TTL 1h				; default time-to-live
 				IN	A	213.166.246.4
 www				IN	A	213.166.246.4
 ; Aliases
+checkmk				IN	A	172.23.2.7
 ldap				IN	A	172.23.2.3
 ldap				IN	A	172.23.2.4
 ldap				IN	A	213.166.246.2