diff --git a/ipv4/za.cidr b/ipv4/za.cidr
index 638dc55a..4f9f5728 100644
--- a/ipv4/za.cidr
+++ b/ipv4/za.cidr
@@ -324,6 +324,7 @@
 102.177.112.0/20
 102.177.128.0/18
 102.182.0.0/16
+102.221.155.0/24
 102.221.168.0/22
 102.221.176.0/22
 102.221.188.0/22
diff --git a/ipv4/zz.cidr b/ipv4/zz.cidr
index c17457b7..111a6d8b 100644
--- a/ipv4/zz.cidr
+++ b/ipv4/zz.cidr
@@ -75,7 +75,10 @@
 102.221.0.0/17
 102.221.132.0/22
 102.221.136.0/21
-102.221.144.0/20
+102.221.144.0/21
+102.221.152.0/23
+102.221.154.0/24
+102.221.156.0/22
 102.221.160.0/21
 102.221.180.0/22
 102.221.192.0/22