diff --git a/share/sgml/mirrors.xml b/share/sgml/mirrors.xml
index cf5994d38d..0240766b91 100644
--- a/share/sgml/mirrors.xml
+++ b/share/sgml/mirrors.xml
@@ -491,6 +491,7 @@
     <host type="ftp">
       <name>ftp.dk.FreeBSD.org</name>
       <url proto="ftp">ftp://ftp.dk.FreeBSD.org/pub/FreeBSD/</url>
+      <url proto="ftpv6"></url>
       <url proto="http">http://ftp.dk.FreeBSD.org/pub/FreeBSD/</url>
     </host>