diff --git a/ipv4/cn.cidr b/ipv4/cn.cidr
index b97aa32cb..39b47644f 100644
--- a/ipv4/cn.cidr
+++ b/ipv4/cn.cidr
@@ -3590,6 +3590,7 @@
 160.202.216.0/21
 160.202.224.0/19
 160.238.64.0/22
+161.120.0.0/16
 161.189.0.0/16
 161.207.0.0/16
 162.14.0.0/16
diff --git a/ipv4/us.cidr b/ipv4/us.cidr
index 272c5ddfb..81f610526 100644
--- a/ipv4/us.cidr
+++ b/ipv4/us.cidr
@@ -6754,7 +6754,7 @@
 161.113.0.0/16
 161.114.0.0/15
 161.119.0.0/16
-161.120.0.0/15
+161.121.0.0/16
 161.124.0.0/15
 161.127.0.0/16
 161.128.0.0/16