diff --git a/README.md b/README.md
index 6208f2103d75475b98d1d764dd8b4021cef110d6..76cab0de9174531b1fb3ecbf9a88e2283956b3b6 100644
--- a/README.md
+++ b/README.md
@@ -26,16 +26,18 @@ This is a `Kubernetes` cluster composed of the following components and features
 ## Installation
 
 The server nodes to be used should be tagged as `kubernetes` in `MAAS`.
-At least one of them should also be tagged as `ip-pub`, to denote a machine configured with
+At least one of them should also be tagged as `public-ip`, to denote a machine configured with
 a public IP.
+The server with GPUs should also be tagged as 'gpu'.
 
-Customize the bundle constraints editing the file `bundle.yaml`, by following [this
+Customize the bundle configuration editing the file `bundle.yaml`, by following [this
 guide](https://jujucharms.com/docs/stable/charms-bundles#setting-constraints-in-a-bundle).
+Alternatively, you can customize the configuration using an overlay file, like the one in `bundle-config.yaml`.
 
 To deploy your customized bundle:
 
 ```sh
-$ juju deploy ./bundle.yaml
+$ juju deploy ./kubernetes --overlay bundle-config.yaml
 ```
 
 > Note: If you're operating behind a proxy, remember to set the `kubernetes-worker`