diff --git a/sh/install.sh b/sh/install.sh
index 7959649..4c39ba6 100644
--- a/sh/install.sh
+++ b/sh/install.sh
@@ -3,7 +3,7 @@ sudo yum -y install gcc
 sudo yum -y install gcc-c++
 sudo yum install openssl openssl-devel
 
-wget https://github.com/Kitware/CMake/releases/download/v3.17.0-rc3/cmake-3.17.0-rc3.tar.gz
+wget http://base.codestudios.cn:3000/xailab/index/raw/branch/master/software/cmake-3.17.0-rc3.tar.gz
 tar -xvf cmake-3.17.0-rc3.tar.gz
 cd cmake-3.17.0-rc3
 ./configure