diff --git a/portainer/docker-compose.yml b/portainer/docker-compose.yml
index 9ed52de..d846695 100755
--- a/portainer/docker-compose.yml
+++ b/portainer/docker-compose.yml
@@ -1,12 +1,15 @@
-version: "3"
+version: "3.7"
 
 services:
 
   portainer:
     image: portainer/portainer-ce:alpine
     container_name: portainer
-    command: -H unix:///var/run/docker.sock
+    init: true
     restart: unless-stopped
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock
-      - ./data:/data
+      - data:/data
+
+volumes:
+  data: {}
diff --git a/traefik/README.md b/traefik/README.md
index 9a5cbc0..fef8ca6 100644
--- a/traefik/README.md
+++ b/traefik/README.md
@@ -17,6 +17,11 @@ Change `FQDN` for your server in `.env`,
 cp sample.env .env
 ```
 
+Change permissions for `acme.json`,
+
+```bash
+chmod 600 ./config/acme.json
+```
 
 Generate credentials for your user,
 
@@ -24,16 +29,12 @@ Generate credentials for your user,
 htpasswd -nb usuario contraseña >> config/users.txt
 ```
 
-
 Change the email for letsencrypt,
 
 ```bash
 sed -i "s/tu@correo.es/<tu-correo>/g" config/traefik.yml
 ```
 
-
-
-
 ```bash
 docker network create proxy
 docker-compose up -d