# Then pass it to the build argument from there
docker build --build-arg BUNDLE_PACKAGER__DEV=$BUNDLE_PACKAGER__DEV
```

```bash
docker compose build --build-arg BUNDLE_PACKAGER__DEV=xxx
```

</Option>

<Option name="Kamal">

Kamal setup is very similar to Docker: include `BUNDLE_PACKAGER__DEV` in your secrets and then use it in your `Dockerfile`.

In your `deploy.yml`:

```yaml