diff --git a/docs/deploy/tool/jdk/install-jdk.md b/docs/deploy/tool/jdk/install-jdk.md
index 618312e..f7c89fb 100644
--- a/docs/deploy/tool/jdk/install-jdk.md
+++ b/docs/deploy/tool/jdk/install-jdk.md
@@ -16,7 +16,7 @@
 
 （2）解压到本地
 
-我个人喜欢存放在：`/opt/software/java`
+我个人喜欢存放在：`/opt/java`
 
 （3）设置环境变量
 
@@ -24,7 +24,7 @@
 
 ```
 # JDK 的根路径
-export JAVA_HOME=/opt/software/java/jdk1.8.0_162
+export JAVA_HOME=/opt/java/jdk1.8.0_162
 export CLASSPATH=$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/jre/lib
 export PATH=$JAVA_HOME/bin:$JAVA_HOME/jre/bin:$PATH
 ```
@@ -61,4 +61,4 @@ yum -y install java-1.8.0-openjdk-devel-debug.x86_64
 
 以上两种安装方式，我都写了脚本去执行：
 
-| [安装脚本](https://github.com/dunwu/linux/tree/master/codes/deploy/tool/jdk) |
\ No newline at end of file
+| [安装脚本](https://github.com/dunwu/linux/tree/master/codes/deploy/tool/jdk) |
diff --git a/docs/deploy/tool/maven/install-maven.md b/docs/deploy/tool/maven/install-maven.md
index 5dec1f7..98a47a8 100644
--- a/docs/deploy/tool/maven/install-maven.md
+++ b/docs/deploy/tool/maven/install-maven.md
@@ -12,7 +12,7 @@
 
 （2）解压到本地
 
-我个人喜欢存放在：`/opt/software/maven`
+我个人喜欢存放在：`/opt/maven`
 
 （3）设置环境变量
 
@@ -20,7 +20,7 @@
 
 ```
 # MAVEN 的根路径
-export MAVEN_HOME=/opt/software/maven/apache-maven-3.5.2
+export MAVEN_HOME=/opt/maven/apache-maven-3.5.2
 export PATH=\$MAVEN_HOME/bin:\$PATH
 ```
 
diff --git a/docs/deploy/tool/mongodb/install-mongodb.md b/docs/deploy/tool/mongodb/install-mongodb.md
index 211b692..0fbe286 100644
--- a/docs/deploy/tool/mongodb/install-mongodb.md
+++ b/docs/deploy/tool/mongodb/install-mongodb.md
@@ -10,11 +10,11 @@
 
 我选择的是最新稳定版本 3.6.3：https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-3.6.3.tgz
 
-我个人喜欢存放在：`/opt/software/mongodb`
+我个人喜欢存放在：`/opt/mongodb`
 
 ```
-wget -O /opt/software/mongodb/mongodb-linux-x86_64-3.6.3.tgz https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-3.6.3.tgz
-cd /opt/software/mongodb
+wget -O /opt/mongodb/mongodb-linux-x86_64-3.6.3.tgz https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-3.6.3.tgz
+cd /opt/mongodb
 tar zxvf mongodb-linux-x86_64-3.6.3.tgz
 mv mongodb-linux-x86_64-3.6.3 mongodb-3.6.3
 mkdir -p /data/db
@@ -25,14 +25,14 @@ mkdir -p /data/db
 **启动 mongodb 服务**
 
 ```
-cd /opt/software/mongodb/mongodb-3.6.3/bin
+cd /opt/mongodb/mongodb-3.6.3/bin
 ./mongod --dbpath=/data/db
 ```
 
 **启动 mongodb 客户端**
 
 ```
-cd /opt/software/mongodb/mongodb-3.6.3/bin
+cd /opt/mongodb/mongodb-3.6.3/bin
 ./mongo
 ```
 
diff --git a/docs/deploy/tool/nginx/install-nginx.md b/docs/deploy/tool/nginx/install-nginx.md
index cbd9f0d..71b176e 100644
--- a/docs/deploy/tool/nginx/install-nginx.md
+++ b/docs/deploy/tool/nginx/install-nginx.md
@@ -19,8 +19,8 @@ yum -y install make zlib zlib-devel gcc-c++ libtool  openssl openssl-devel
 我选择的是 8.35 版本：http://downloads.sourceforge.net/project/pcre/pcre/8.35/pcre-8.35.tar.gz
 
 ```
-wget -O /opt/software/pcre/pcre-8.35.tar.gz http://downloads.sourceforge.net/project/pcre/pcre/8.35/pcre-8.35.tar.gz
-cd /opt/software/pcre
+wget -O /opt/pcre/pcre-8.35.tar.gz http://downloads.sourceforge.net/project/pcre/pcre/8.35/pcre-8.35.tar.gz
+cd /opt/pcre
 tar zxvf pcre-8.35.tar.gz
 ```
 
@@ -29,7 +29,7 @@ tar zxvf pcre-8.35.tar.gz
 执行以下命令：
 
 ```
-cd /opt/software/pcre/pcre-8.35
+cd /opt/pcre/pcre-8.35
 ./configure
 make && make install
 ```
@@ -49,8 +49,8 @@ make && make install
 我选择的是 1.12.2 版本：http://downloads.sourceforge.net/project/pcre/pcre/8.35/pcre-8.35.tar.gz
 
 ```
-wget -O /opt/software/nginx/nginx-1.12.2.tar.gz http://nginx.org/download/nginx-1.12.2.tar.gz
-cd /opt/software/nginx
+wget -O /opt/nginx/nginx-1.12.2.tar.gz http://nginx.org/download/nginx-1.12.2.tar.gz
+cd /opt/nginx
 tar zxvf nginx-1.12.2.tar.gz
 ```
 
@@ -59,8 +59,8 @@ tar zxvf nginx-1.12.2.tar.gz
 执行以下命令：
 
 ```
-cd /opt/software/nginx/nginx-1.12.2
-./configure --with-http_stub_status_module --with-http_ssl_module --with-pcre=/opt/software/pcre/pcre-8.35
+cd /opt/nginx/nginx-1.12.2
+./configure --with-http_stub_status_module --with-http_ssl_module --with-pcre=/opt/pcre/pcre-8.35
 ```
 
 （3）检验是否安装成功
@@ -77,4 +77,4 @@ cd /opt/software/nginx/nginx-1.12.2
 
 ## 脚本
 
-| [安装脚本](https://github.com/dunwu/linux/tree/master/codes/deploy/tool/nginx) |
\ No newline at end of file
+| [安装脚本](https://github.com/dunwu/linux/tree/master/codes/deploy/tool/nginx) |
diff --git a/docs/deploy/tool/redis/install-redis.md b/docs/deploy/tool/redis/install-redis.md
index d6aecd4..71910b8 100644
--- a/docs/deploy/tool/redis/install-redis.md
+++ b/docs/deploy/tool/redis/install-redis.md
@@ -10,11 +10,11 @@
 
 我选择的是最新稳定版本 4.0.8：http://download.redis.io/releases/redis-4.0.8.tar.gz
 
-我个人喜欢存放在：`/opt/software/redis`
+我个人喜欢存放在：`/opt/redis`
 
 ```
-wget -O /opt/software/redis/redis-4.0.8.tar.gz http://download.redis.io/releases/redis-4.0.8.tar.gz
-cd /opt/software/redis
+wget -O /opt/redis/redis-4.0.8.tar.gz http://download.redis.io/releases/redis-4.0.8.tar.gz
+cd /opt/redis
 tar zxvf redis-4.0.8.tar.gz
 ```
 
@@ -23,7 +23,7 @@ tar zxvf redis-4.0.8.tar.gz
 执行以下命令：
 
 ```
-cd /opt/software/redis/redis-4.0.8
+cd /opt/redis/redis-4.0.8
 make
 ```
 
@@ -32,14 +32,14 @@ make
 **启动 redis 服务**
 
 ```
-cd /opt/software/redis/redis-4.0.8/src
+cd /opt/redis/redis-4.0.8/src
 ./redis-server
 ```
 
 **启动 redis 客户端**
 
 ```
-cd /opt/software/redis/redis-4.0.8/src
+cd /opt/redis/redis-4.0.8/src
 ./redis-cli
 ```
 
diff --git a/docs/deploy/tool/tomcat/install-tomcat.md b/docs/deploy/tool/tomcat/install-tomcat.md
index e342f89..91a6cd0 100644
--- a/docs/deploy/tool/tomcat/install-tomcat.md
+++ b/docs/deploy/tool/tomcat/install-tomcat.md
@@ -10,11 +10,11 @@
 
 我选择的是最新稳定版本 8.5.28：http://mirrors.tuna.tsinghua.edu.cn/apache/tomcat/tomcat-8/v8.5.28/bin/apache-tomcat-8.5.28.tar.gz
 
-我个人喜欢存放在：`/opt/software/tomcat`
+我个人喜欢存放在：`/opt/tomcat`
 
 ```
-wget -O /opt/software/tomcat/apache-tomcat-8.5.28.tar.gz http://mirrors.tuna.tsinghua.edu.cn/apache/tomcat/tomcat-8/v8.5.28/bin/apache-tomcat-8.5.28.tar.gz
-cd /opt/software/tomcat
+wget -O /opt/tomcat/apache-tomcat-8.5.28.tar.gz http://mirrors.tuna.tsinghua.edu.cn/apache/tomcat/tomcat-8/v8.5.28/bin/apache-tomcat-8.5.28.tar.gz
+cd /opt/tomcat
 tar zxvf apache-tomcat-8.5.28.tar.gz
 ```
 
@@ -23,14 +23,14 @@ tar zxvf apache-tomcat-8.5.28.tar.gz
 **启动 tomcat 服务**
 
 ```
-cd /opt/software/tomcat/apache-tomcat-8.5.28/bin
+cd /opt/tomcat/apache-tomcat-8.5.28/bin
 ./catalina.sh start
 ```
 
 **停止 tomcat 服务**
 
 ```
-cd /opt/software/tomcat/apache-tomcat-8.5.28/bin
+cd /opt/tomcat/apache-tomcat-8.5.28/bin
 ./catalina.sh stop
 ```