Update docs/book/src/cronjob-tutorial/running-webhook.md
@@ -19,7 +19,7 @@ You need to follow [this](./cert-manager.md) to install the cert manager bundle.
Run the following command to build your image locally.
```bash
-make docker-build <project-name>:tag
+make docker-build docker-push IMG=<some-registry>/<project-name>:tag
```
You don't need to push the image to a remote container registry if you are using
