diff --git a/letsencrypt/README.md b/letsencrypt/README.md
index ce0dda7..94a87bf 100644
--- a/letsencrypt/README.md
+++ b/letsencrypt/README.md
@@ -14,42 +14,42 @@ letsencrypt:
     - "80:80"
     - "443:443"
   volumes:
-    - "/etc/letsencrypt:/etc/letsencrypt"
-    - "/var/lib/letsencrypt:/var/lib/letsencrypt"
+    - "./etc/letsencrypt:/etc/letsencrypt"
+    - "./var/lib/letsencrypt:/var/lib/letsencrypt"
 ```
 
 ## up and running
 
 ```
-# stop nginx
+# stop nginx (release 80/tcp and 443/tcp)
 $ systemctl stop nginx
 
 # generate keys
 $ docker-compose run --rm --service-ports letsencrypt
 >>> email: admin@datageek.info
->>> domains: datageek.info blog.datageek.info
+>>> domains: datageek.info,bbs.datageek.info,blog.datageek.info,wiki.datageek.info
 
 # copy keys
 $ mkdir -p /etc/nginx/ssl/
-$ cp /etc/letsencrypt/live/datageek.info/fullchain.pem /etc/nginx/ssl/datageek.info.crt
-$ cp /etc/letsencrypt/live/datageek.info/privkey.pem /etc/nginx/ssl/datageek.info.key
+$ cp ./etc/letsencrypt/live/datageek.info/fullchain.pem /etc/nginx/ssl/datageek.info.crt
+$ cp ./etc/letsencrypt/live/datageek.info/privkey.pem /etc/nginx/ssl/datageek.info.key
 
 # reconfig nginx
 $ vi /etc/nginx/sites-enabled/default
 server {
-        listen 80 default;
-        server_name _;
-        return 301 https://$host$request_uri;
+    listen 80 default;
+    server_name _;
+    return 301 https://$host$request_uri;
 }
 
 server {
-        listen 443 ssl;
-        server_name datageek.info blog.datageek.info;
-        ssl_certificate ssl/datageek.info.crt;
-        ssl_certificate_key ssl/datageek.info.key;
-        location / {
-                proxy_pass http://127.0.0.1:8000;
-        }
+    listen 443 ssl;
+    server_name datageek.info blog.datageek.info;
+    ssl_certificate ssl/datageek.info.crt;
+    ssl_certificate_key ssl/datageek.info.key;
+    location / {
+        proxy_pass http://127.0.0.1:8000;
+    }
 }
 
 # start nginx
diff --git a/letsencrypt/docker-compose.yml b/letsencrypt/docker-compose.yml
index 4045494..efb6ef5 100644
--- a/letsencrypt/docker-compose.yml
+++ b/letsencrypt/docker-compose.yml
@@ -5,5 +5,5 @@ letsencrypt:
     - "80:80"
     - "443:443"
   volumes:
-    - "/etc/letsencrypt:/etc/letsencrypt"
-    - "/var/lib/letsencrypt:/var/lib/letsencrypt"
+    - "./etc/letsencrypt:/etc/letsencrypt"
+    - "./var/lib/letsencrypt:/var/lib/letsencrypt"