diff --git a/ipv6/ss.cidr b/ipv6/ss.cidr
index 4ae046cf..0fb086f4 100644
--- a/ipv6/ss.cidr
+++ b/ipv6/ss.cidr
@@ -2,6 +2,7 @@
 2001:43f8:1660::/47
 2c0f:d80::/32
 2c0f:2080::/32
+2c0f:6740::/32
 2c0f:f690::/32
 2c0f:f950::/32
 2c0f:fa20::/32
diff --git a/ipv6/zz.cidr b/ipv6/zz.cidr
index f58ae454..2a80b881 100644
--- a/ipv6/zz.cidr
+++ b/ipv6/zz.cidr
@@ -3391,7 +3391,12 @@
 2c0f:6708::/29
 2c0f:6710::/28
 2c0f:6720::/27
-2c0f:6740::/26
+2c0f:6741::/32
+2c0f:6742::/31
+2c0f:6744::/30
+2c0f:6748::/29
+2c0f:6750::/28
+2c0f:6760::/27
 2c0f:6781::/32
 2c0f:6782::/31
 2c0f:6784::/30