diff --git a/docs/setup_by_centos7.rst b/docs/setup_by_centos7.rst
index 970f0735563bec46beeaaec1db2f210b9dda1105..4937ffc9aaee6bb6006096fac39d59ba24f2396a 100644
--- a/docs/setup_by_centos7.rst
+++ b/docs/setup_by_centos7.rst
@@ -270,7 +270,7 @@ CentOS 7 安装文档
 .. code-block:: shell
 
     # 配置 Nginx 整合各组件
-    $ rm /etc/nginx/conf.d/default.conf
+    $ rm -rf /etc/nginx/conf.d/default.conf
 
 .. code-block:: shell
 
diff --git a/docs/setup_by_fast.rst b/docs/setup_by_fast.rst
index 06067accff80a643a7d52ef1d3db6ac35a16a877..9069ce14d65b60f580a5594e2c59ea8960d6269a 100644
--- a/docs/setup_by_fast.rst
+++ b/docs/setup_by_fast.rst
@@ -53,7 +53,7 @@
       && wget https://github.com/jumpserver/luna/releases/download/1.4.6/luna.tar.gz \
       && tar xf luna.tar.gz \
       && chown -R root:root luna \
-      && rm /etc/nginx/conf.d/default.conf
+      && rm -rf /etc/nginx/conf.d/default.conf
 
     # nginx 配置文件
     $ cat << EOF > /etc/nginx/conf.d/jumpserver.conf
@@ -81,11 +81,11 @@
             proxy_pass       http://localhost:5000/socket.io/;
             proxy_buffering off;
             proxy_http_version 1.1;
-            proxy_set_header Upgrade $http_upgrade;
+            proxy_set_header Upgrade \$http_upgrade;
             proxy_set_header Connection "upgrade";
-            proxy_set_header X-Real-IP $remote_addr;
-            proxy_set_header Host $host;
-            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Real-IP \$remote_addr;
+            proxy_set_header Host \$host;
+            proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
             access_log off;
         }
 
@@ -93,7 +93,7 @@
             proxy_pass       http://localhost:5000/coco/;
             proxy_set_header X-Real-IP $remote_addr;
             proxy_set_header Host $host;
-            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
             access_log off;
         }
 
@@ -102,16 +102,16 @@
             proxy_buffering off;
             proxy_http_version 1.1;
             proxy_set_header Upgrade $http_upgrade;
-            proxy_set_header Connection $http_connection;
-            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header Connection \$http_connection;
+            proxy_set_header X-Real-IP \$remote_addr;
             proxy_set_header Host $host;
-            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
             access_log off;
         }
 
         location / {
             proxy_pass http://localhost:8080;
-            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Real-IP \$remote_addr;
             proxy_set_header Host $host;
             proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         }