diff --git a/ipv6/zm.cidr b/ipv6/zm.cidr
index 973c92369..0720db375 100644
--- a/ipv6/zm.cidr
+++ b/ipv6/zm.cidr
@@ -2,6 +2,7 @@
 2001:43f8:aa0::/48
 2001:43f8:da0::/48
 2001:43f8:1680::/47
+2c0f:16c0::/32
 2c0f:e9c0::/32
 2c0f:f670::/32
 2c0f:f938::/32
diff --git a/ipv6/zz.cidr b/ipv6/zz.cidr
index 40fac5d4b..da381d493 100644
--- a/ipv6/zz.cidr
+++ b/ipv6/zz.cidr
@@ -2289,7 +2289,13 @@
 2c0f:1648::/29
 2c0f:1650::/28
 2c0f:1660::/27
-2c0f:1680::/25
+2c0f:1680::/26
+2c0f:16c1::/32
+2c0f:16c2::/31
+2c0f:16c4::/30
+2c0f:16c8::/29
+2c0f:16d0::/28
+2c0f:16e0::/27
 2c0f:1701::/32
 2c0f:1702::/31
 2c0f:1704::/30