diff --git a/README.md b/README.md
index 24cd94d..3dbdff7 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,3 @@
-
 ```docker
 sudo docker run -it alpine /bin/sh
 ```
@@ -8,7 +7,22 @@ apk --no-cache upgrade
 apk add --no-cache --virtual=run-deps certbot bash py3-pip pipx wget nano
 pipx install --include-deps certbot-dns-ionos
 pipx ensurepath
+pipx install certbot-dns-ionos
+mkdir -p /etc/letsencrypt/.secrets
+chown root:root /etc/letsencrypt/.secrets
+chmod 700 /etc/letsencrypt/.secrets
+wget https://forgit.patachina.it/Fabio/certbot-dns-ionos/raw/branch/master/patachina.it.ini
+sudo mv patachina.it.ini /etc/letsencrypt/.secrets
 wget https://raw.githubusercontent.com/lazaroblanc/IONOS-DynDNS/main/ionos_dyndns.py
 chmod +x ionos_dyndns.py
 ./ionos_dyndns.py -4 -H *.patachina.it --api-prefix 855b5080c2434ffc99f23fa20f09f0aa --api-secret bcD1lRr5af4UuXUGRSVTj-9uQxrxcj9GKcHo8D3xtaSducnWNxGx35XwqjXOwOSvTO7apFUjDWzbApUShMKPzA >> ionos_dyndns.log
+certbot certonly \
+--authenticator dns-ionos \
+--dns-ionos-credentials /etc/letsencrypt/.secrets/patachina.it.ini \
+--dns-ionos-propagation-seconds 900 \
+--server https://acme-v02.api.letsencrypt.org/directory \
+--agree-tos \
+--rsa-key-size 4096 \
+-d 'patachina.it' \
+-d '*.patachina.it'
 ```
\ No newline at end of file