diff --git a/00base/08jenkins-agent-install-centos.sh b/00base/08jenkins-agent-install-centos.sh
index fb653e9..7905431 100644
--- a/00base/08jenkins-agent-install-centos.sh
+++ b/00base/08jenkins-agent-install-centos.sh
@@ -356,11 +356,12 @@ Flag:
   -git                是否安装git, 默认: '1'
   -java               是否安装java(8, 11, 17), 默认: '1'
   -gradle             安装gradle版本, 默认: '6.8.3'
-  -maven              是否安装maven, 默认: '3.8.6'
-  -nodejs             是否安装nodejs, 默认: '16.18.0'
+  -maven              安装maven版本, 默认: '3.8.6'
+  -nodejs             安装nodejs版本, 默认: '16.18.0'
 
 Example:
   jenkins-agent-install-centos.sh init \\
+    -base-dir '/data/jenkins-agent/env' \\
     -git 0 \\
     -java 0 \\
     -gradle '6.8.3' \\