diff --git a/data/dns/bingyin.dn42 b/data/dns/bingyin.dn42
index da5b4bc6c..a784176a7 100644
--- a/data/dns/bingyin.dn42
+++ b/data/dns/bingyin.dn42
@@ -3,5 +3,5 @@ admin-c:            BINGYIN-DN42
 tech-c:             BINGYIN-DN42
 mnt-by:             BINGYIN-MNT
 nserver:            ns1.bingyin.dn42 172.21.75.160
-nserver:            ns1.bingyin.dn42 fd00:41a0:4f2::
+nserver:            ns1.bingyin.dn42 fd00:41a0:4f2::1
 source:             DN42