diff --git a/README.md b/README.md
index 45e2a62..9c19e86 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Maybe this component works also with other Volvo cars. Please try out the native
 Just install this addon with the following command.
 Please note to fill in your settings inside the environment variables.
 
-`docker run -e CONF_updateInterval=300 -e CONF_babelLocale='de' -e CONF_mqtt='@json {"broker": "", "username": "", "password": ""}' -e CONF_volvoData='@json {"username": "", "password": "", "vin": ""}' -e TZ='Europe/Berlin' --name volvo2mqtt ghcr.io/dielee/volvo2mqtt:main`
+`docker run -e CONF_updateInterval=300 -e CONF_babelLocale='de' -e CONF_mqtt='@json {"broker": "", "username": "", "password": ""}' -e CONF_volvoData='@json {"username": "", "password": "", "vin": "", "vccapikey": ""}' -e TZ='Europe/Berlin' --name volvo2mqtt ghcr.io/dielee/volvo2mqtt:main`
 
 Here is what every option means:
 
@@ -17,5 +17,5 @@ Here is what every option means:
 | `updateInterval`     | `int`     | **required** | Updateintervall in seconds.                                     |
 | `babelLocale`        | `string`  | **required** | Locale for date Format                                          |
 | `mqtt`               | `json`    | **required** | Broker = Mqtt Broker IP / Username and Passwort are optional!   |
-| `volvoData`          | `json`    | **required** | Username and password are required. Car vin is optional. If no vin is provided, the system will always use the first vehicle in API.                                        |
+| `volvoData`          | `json`    | **required** | Username and password are required. Car vin is optional. If no vin is provided, the system will always use the first vehicle in API. Vccapi key is your api key from [here](https://developer.volvocars.com/account/).                                   |
 | `TZ`                 | `string`  |              | Container timezone eg "Europe/Berlin" |