diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..d6b5bc2
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 Yukino
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
index aae92de..2064cee 100644
--- a/README.md
+++ b/README.md
@@ -2,11 +2,10 @@
 
 - 脚本说明: Shadowsocks 一键安装脚本(四合一)
 - 系统支持: CentOS 6+，Debian 7+，Ubuntu 12+
-- 使用方法: https://teddysun.com/486.html
 
 ## 下载安装:
 ``` bash
-wget --no-check-certificate -O shadowsocks-all.sh https://raw.githubusercontent.com/heweiye/teddysunBackup/shadowsocks_install/master/shadowsocks-all.sh
+wget --no-check-certificate -O shadowsocks-all.sh https://raw.githubusercontent.com/Yuk1n0/Shadowsocks-Install/master/shadowsocks-all.sh
 chmod +x shadowsocks-all.sh
 ./shadowsocks-all.sh 2>&1 | tee shadowsocks-all.log
 ```
@@ -14,6 +13,9 @@ chmod +x shadowsocks-all.sh
 ``` bash
 ./shadowsocks-all.sh uninstall
 ```
+
+各版本启动|停止|重启|状态命令
+
 Shadowsocks-Python 版：
 /etc/init.d/shadowsocks-python start | stop | restart | status
 
@@ -27,6 +29,7 @@ Shadowsocks-libev 版：
 /etc/init.d/shadowsocks-libev start | stop | restart | status
 
 各版本默认配置文件
+
 Shadowsocks-Python 版：
 /etc/shadowsocks-python/config.json
 
diff --git a/shadowsocks-all.sh b/shadowsocks-all.sh
index 90eb293..3cb7cbb 100644
--- a/shadowsocks-all.sh
+++ b/shadowsocks-all.sh
@@ -600,7 +600,7 @@ install_select(){
         hint="${software[$i-1]}"
         echo -e "${green}${i}${plain}) ${hint}"
     done
-    read -p "Please enter a number (Default ${software[0]}):" selected
+    read -p "Please enter a number (Default ${software[3]}):" selected
     [ -z "${selected}" ] && selected="1"
     case "${selected}" in
         1|2|3|4)