diff --git a/RNinitial.sh b/RNinitial.sh
index 0b5cebe..ef87a2e 100644
--- a/RNinitial.sh
+++ b/RNinitial.sh
@@ -4,6 +4,12 @@
 PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
 export PATH
 
+
+# step 0: prepare
+github_project="docker/compose"
+tag=$(wget -qO- -t1 -T2 "https://api.github.com/repos/${github_project}/releases/latest" | grep "tag_name" | head -n 1 | awk -F ":" '{print $2}' | sed 's/\"//g;s/,//g;s/ //g')
+
+
 # step 1: install
 echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf   #修改系统变量
 echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.conf   #修改系统变量
@@ -12,9 +18,10 @@ sysctl net.ipv4.tcp_available_congestion_control   #执行
 
 apt -y install sudo wget curl ufw screen vim git python3-pip
 curl -fsSL https://get.docker.com | bash -s docker >${PWD}/step1 2>&1
-curl -L https://github.com/docker/compose/releases/download/v2.12.2/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose && chmod +x /usr/local/bin/docker-compose
+curl -L https://github.com/docker/compose/releases/download/${tag}/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose && chmod +x /usr/local/bin/docker-compose
 echo "step 1: install has finished"
 
+
 # step 2: localize
 useradd -d /home/skf -m SkF%16_6
 usermod -s /bin/bash SkF%16_6