diff --git a/v4/dhcpd.conf b/v4/dhcpd.conf
index 44174ce..8072616 100644
--- a/v4/dhcpd.conf
+++ b/v4/dhcpd.conf
@@ -4,7 +4,8 @@
 authoritative;
 
 option domain-name "example.net";
-option domain-name-servers 192.168.110.10;
+option domain-name-servers 192.168.110.4;
+option ntp-servers 192.168.110.4;
 option routers 192.168.110.10;
 
 default-lease-time 86400; # 24 hours.
diff --git a/v6/dhcpd.conf b/v6/dhcpd.conf
index fa13e50..a8647cd 100644
--- a/v6/dhcpd.conf
+++ b/v6/dhcpd.conf
@@ -4,7 +4,8 @@
 authoritative;
 
 option dhcp6.domain-search "example.net";
-option dhcp6.name-servers fdaa:aaaa:aaaa:aaaa::10;
+option dhcp6.name-servers fdaa:aaaa:aaaa:aaaa::4;
+option dhcp6.sntp-servers fdaa:aaaa:aaaa:aaaa::4;
 
 default-lease-time 86400; # 24 hours.
 max-lease-time 604800; # 7 days.