diff --git a/ipv6/mx.cidr b/ipv6/mx.cidr
index 23fa10541..7735ea2d9 100644
--- a/ipv6/mx.cidr
+++ b/ipv6/mx.cidr
@@ -38,6 +38,7 @@
 2801:c4:2c::/48
 2801:c4:2f::/48
 2801:c4:30::/47
+2801:c4:34::/48
 2801:c4:50::/48
 2801:c4:60::/48
 2801:c4:80::/48
@@ -114,7 +115,7 @@
 2806:3e8::/30
 2806:3ed::/32
 2806:3ee::/31
-2806:3f1::/32
+2806:3f0::/31
 2806:3f2::/32
 2806:3f5::/32
 2806:1000::/24