diff --git a/data/cncity/100000.txt b/data/cncity/100000.txt
index 88f4e66f..6b1841e4 100644
--- a/data/cncity/100000.txt
+++ b/data/cncity/100000.txt
@@ -2202,6 +2202,7 @@
 219.243.207.0/24
 220.154.135.0/24
 220.154.136.0/22
+220.154.141.0/24
 220.154.142.0/23
 220.182.64.0/18
 220.182.128.0/18
diff --git a/data/cncity/320000.txt b/data/cncity/320000.txt
index f5165b70..1ae0cd7c 100644
--- a/data/cncity/320000.txt
+++ b/data/cncity/320000.txt
@@ -846,7 +846,7 @@
 220.154.128.0/22
 220.154.132.0/23
 220.154.134.0/24
-220.154.140.0/23
+220.154.140.0/24
 220.154.144.0/22
 220.195.125.0/24
 220.207.96.0/20
diff --git a/data/cncity/321000.txt b/data/cncity/321000.txt
index 0c6143d7..864a07dd 100644
--- a/data/cncity/321000.txt
+++ b/data/cncity/321000.txt
@@ -255,7 +255,7 @@
 218.205.32.0/24
 218.206.114.0/23
 218.206.116.0/23
-220.154.140.0/23
+220.154.140.0/24
 220.154.146.0/23
 221.6.160.0/21
 221.6.168.0/22
diff --git a/data/country/CN/CN-JS.txt b/data/country/CN/CN-JS.txt
index f5165b70..1ae0cd7c 100644
--- a/data/country/CN/CN-JS.txt
+++ b/data/country/CN/CN-JS.txt
@@ -846,7 +846,7 @@
 220.154.128.0/22
 220.154.132.0/23
 220.154.134.0/24
-220.154.140.0/23
+220.154.140.0/24
 220.154.144.0/22
 220.195.125.0/24
 220.207.96.0/20