diff --git a/ipv6/br.cidr b/ipv6/br.cidr
index 87529184..6ac2bc64 100644
--- a/ipv6/br.cidr
+++ b/ipv6/br.cidr
@@ -3150,7 +3150,6 @@
 2804:2f9c::/32
 2804:2fa0::/32
 2804:2fa4::/32
-2804:2fa8::/32
 2804:2fb0::/32
 2804:2fb8::/32
 2804:2fbc::/32
@@ -5904,7 +5903,6 @@
 2804:5ef8::/32
 2804:5efc::/32
 2804:5f00::/32
-2804:5f04::/32
 2804:5f08::/32
 2804:5f0c::/32
 2804:5f10::/32
@@ -8736,4 +8734,5 @@
 2804:8d90::/32
 2804:8d94::/32
 2804:8d98::/32
+2804:8d9c::/32
 2a00:aee0::/29
diff --git a/ipv6/mx.cidr b/ipv6/mx.cidr
index 2018724e..da9aa9fb 100644
--- a/ipv6/mx.cidr
+++ b/ipv6/mx.cidr
@@ -40,6 +40,7 @@
 2801:c4:34::/48
 2801:c4:36::/47
 2801:c4:3b::/48
+2801:c4:3f::/48
 2801:c4:50::/48
 2801:c4:60::/48
 2801:c4:80::/48