diff --git a/ipv6/br.cidr b/ipv6/br.cidr
index 488ce99e2..2df700664 100644
--- a/ipv6/br.cidr
+++ b/ipv6/br.cidr
@@ -3366,7 +3366,6 @@
 2804:34b8::/32
 2804:34bc::/32
 2804:34c0::/32
-2804:34c4::/32
 2804:34c8::/32
 2804:34cc::/32
 2804:34d0::/32
diff --git a/ipv6/co.cidr b/ipv6/co.cidr
index c8b9b09f7..b4c2b9e70 100644
--- a/ipv6/co.cidr
+++ b/ipv6/co.cidr
@@ -383,6 +383,7 @@
 2803:1e0::/32
 2803:240::/32
 2803:2a0::/32
+2803:2d0::/32
 2803:310::/32
 2803:3e0::/32
 2803:790::/32