diff --git a/ipv6/bd.cidr b/ipv6/bd.cidr
index 089a338d..112de881 100644
--- a/ipv6/bd.cidr
+++ b/ipv6/bd.cidr
@@ -603,6 +603,7 @@
 2400:9940::/32
 2400:9a20::/32
 2400:9a60::/32
+2400:a020::/32
 2400:a2c0::/32
 2400:a540::/32
 2400:a740::/32