diff --git a/gfw/shadowsockes.md b/gfw/shadowsockes.md
index 1b4b212..d3b5201 100755
--- a/gfw/shadowsockes.md
+++ b/gfw/shadowsockes.md
@@ -89,7 +89,7 @@ haproxy -f /etc/haproxy/haproxy.cfg
 ``` bash
 
 git clone https://github.com/rofl0r/proxychains-ng.git
-cd proxychain
+cd proxychains-ng
 make
 make install
 make install-config
diff --git a/vim/vimrc b/vim/vimrc
index 0a20d4f..444221e 100644
--- a/vim/vimrc
+++ b/vim/vimrc
@@ -130,7 +130,7 @@ set tabstop=4
 set softtabstop=4
 set shiftwidth=4
 " 不要用空格代替制表符
-set noexpandtab
+set expandtab
 " 在行和段开始处使用制表符
 set smarttab
 " 显示行号