diff --git a/data/cncity/440300.txt b/data/cncity/440300.txt
index 8ef625d0..8ac72089 100644
--- a/data/cncity/440300.txt
+++ b/data/cncity/440300.txt
@@ -308,7 +308,7 @@
 103.2.164.0/22
 103.12.184.0/22
 103.24.176.0/22
-103.25.148.0/23
+103.25.148.0/22
 103.28.4.0/22
 103.39.208.0/20
 103.39.224.0/21
diff --git a/data/isp/chinaunicom.txt b/data/isp/chinaunicom.txt
index af7fbefd..1ae35841 100644
--- a/data/isp/chinaunicom.txt
+++ b/data/isp/chinaunicom.txt
@@ -415,7 +415,6 @@
 103.5.56.0/22
 103.7.212.0/22
 103.15.8.0/22
-103.25.150.0/23
 103.27.240.0/22
 103.30.149.0/24
 103.30.150.0/24