diff --git a/ddclient/readme.md b/ddclient/readme.md
index b842f1f..8474c0d 100644
--- a/ddclient/readme.md
+++ b/ddclient/readme.md
@@ -1,33 +1,76 @@
-# ddclient
+# ddclient in docker
 
 ###### guide by example
 
-### purpose
+# purpose
 
 Automatic DNS entries update. Useful if no static IP from ISP.
 
 * [Github](https://github.com/ddclient/ddclient)
+* [DockerHub](https://hub.docker.com/r/linuxserver/ddclient)
 
-### files and directory structure
+# files and directory structure
 
   ```
-  /etc
-  └── ddclient
-      └── 🗋 ddclient.conf
+  /home
+  └── ~
+      └── docker
+          └── ddclient
+              ├── 🗁 config
+              │   └── 🗋 ddclient.conf
+              ├── 🗋 .env
+              └── 🗋 docker-compose.yml
+  ```              
+
+# docker-compose
+  
+  [Based on linuxserver.io](https://hub.docker.com/r/linuxserver/ddclient).
+
+  `docker-compose.yml`
+
+  ```
+  version: "2.1"
+  services:
+
+    ddclient:
+      image: linuxserver/ddclient
+      hostname: ddclient
+      container_name: ddclient
+      restart: unless-stopped
+      env_file: .env
+      volumes:
+        - ./config:/config
+      restart: unless-stopped
   ```
 
-### configuration
+  `.env`
 
-Example is for cloudflare managed DNS.
+  ```
+  # GENERAL
+  MY_DOMAIN=blabla.org
+  DEFAULT_NETWORK=caddy_net
+  TZ=Europe/Prague
+
+  #LINUXSERVER.IO
+  PUID=1000
+  PGID=1000
+  ```
+
+# configuration
+
+Official ddclient config example
+[here](https://github.com/ddclient/ddclient/blob/master/sample-etc_ddclient.conf)
+
+Make sure A-records exist on 
 
   `ddclient.conf`
 
   ```
-  daemon=300
+  daemon=600
   syslog=yes
   mail=root
   mail-failure=root
-  pid=/var/run/ddclient.pid
+  pid=/var/run/ddclient/ddclient.pid
   ssl=yes
 
   use=web, web=checkip.dyndns.org/, web-skip='IP Address'
@@ -41,7 +84,7 @@ Example is for cloudflare managed DNS.
   ttl=1,                      \
   login=bastard.blabla@gmail.com, \
   password=global-api-key-goes-here \
-  blabla.org,*.blabla.org
+  blabla.org,*.blabla.org,subdomain.blabla.org
 
   ##
   protocol=cloudflare,        \
@@ -49,13 +92,15 @@ Example is for cloudflare managed DNS.
   ttl=1,                      \
   login=bastard.blabla@gmail.com, \
   password=global-api-key-goes-here \
-  blabla.tech,*.blabla.tech
+  blabla.net,*.blabla.net,whatever.blabla.org
   ```
 
-### reverse proxy
+# Update
 
-  no web interface
+  * [watchtower](https://github.com/DoTheEvo/selfhosted-apps-docker/tree/master/watchtower)
+   updates the image automaticly
 
-### update
-
-  during host linux package update
+  * manual image update</br>
+    `docker-compose pull`</br>
+    `docker-compose up -d`</br>
+    `docker image prune`