diff --git a/ipv4/ar.cidr b/ipv4/ar.cidr
index 3fe960e5..5c692673 100644
--- a/ipv4/ar.cidr
+++ b/ipv4/ar.cidr
@@ -145,7 +145,6 @@
 45.176.108.0/22
 45.176.128.0/22
 45.176.194.0/23
-45.177.40.0/22
 45.177.64.0/21
 45.177.72.0/22
 45.177.80.0/22
diff --git a/ipv6/br.cidr b/ipv6/br.cidr
index fdad6b29..4ff2e5d2 100644
--- a/ipv6/br.cidr
+++ b/ipv6/br.cidr
@@ -5117,7 +5117,6 @@
 2804:4bd0::/32
 2804:4bd4::/32
 2804:4bd8::/32
-2804:4bdc::/32
 2804:4be0::/32
 2804:4be4::/32
 2804:4be8::/32
@@ -8199,4 +8198,12 @@
 2804:7c48::/32
 2804:7c4c::/32
 2804:7c50::/32
+2804:7c54::/32
+2804:7c58::/32
+2804:7c5c::/32
+2804:7c60::/32
+2804:7c64::/32
+2804:7c68::/32
+2804:7c6c::/32
+2804:7c70::/32
 2a0a:3680::/29