diff --git a/data/dns/nuku.dn42 b/data/dns/nuku.dn42
index 3809f4ecd..fa6e57d76 100644
--- a/data/dns/nuku.dn42
+++ b/data/dns/nuku.dn42
@@ -6,5 +6,5 @@ mnt-by:             NUKU-MNT
 nserver:            ns1.nuku.dn42 172.22.133.129
 nserver:            ns1.nuku.dn42 fd42:2703:1211::1
 nserver:            ns2.nuku.dn42 172.22.133.137
-nserver:            ns2.nuku.dn42 fd42:2703:1211:200::1
+nserver:            ns2.nuku.dn42 fd42:2703:1211:100::1
 source:             DN42