diff --git a/bin/nsupdate/nsupdate.8 b/bin/nsupdate/nsupdate.8
index d3e9b8bb6e..9d469db25b 100644
--- a/bin/nsupdate/nsupdate.8
+++ b/bin/nsupdate/nsupdate.8
@@ -296,7 +296,7 @@ The newly-added record has a 1 day TTL (86400 seconds)
 .nf
 # nsupdate
 > prereq nxdomain nickname.example.com
-> update add nickname.example.com CNAME somehost.example.com
+> update add nickname.example.com 86400 CNAME somehost.example.com
 >
 .sp
 .fi
diff --git a/bin/nsupdate/nsupdate.html b/bin/nsupdate/nsupdate.html
index 5fcc5733b7..b8e63dcaea 100644
--- a/bin/nsupdate/nsupdate.html
+++ b/bin/nsupdate/nsupdate.html
@@ -801,7 +801,7 @@ The newly-added record has a 1 day TTL (86400 seconds)
 CLASS="PROGRAMLISTING"
 ># nsupdate
 > prereq nxdomain nickname.example.com
-> update add nickname.example.com CNAME somehost.example.com
+> update add nickname.example.com 86400 CNAME somehost.example.com
 &#62;</PRE
 ></P
 ><P