| `image` / `BUTLER_IMAGE` | The Docker image used to run GitLab Butler | `registry.gitlab.com/to-be-continuous/tools/gitlab-butler:latest` |
| `image` / `BUTLER_IMAGE` | The Docker image used to run GitLab Butler | `registry.gitlab.com/to-be-continuous/tools/gitlab-butler:latest`<br/>[](https://to-be-continuous.gitlab.io/doc/secu/trivy-BUTLER_IMAGE) |
| :lock: `BUTLER_TOKEN` | A GitLab access token to allow GitLab Butler crawl your projects | _none_ |
| `group-path` / `BUTLER_GROUP_PATH` | GitLab group to process | `$CI_PROJECT_NAMESPACE` |
| `pipelines-delete-older-than` / `BUTLER_PIPELINES_DELETE_OLDER_THAN` | The max age (in days) after which pipelines are deleted | `90` |