diff --git a/README.md b/README.md
index d5dc6768..dc90b438 100644
--- a/README.md
+++ b/README.md
@@ -108,7 +108,7 @@ to the [full documentation](docs/config.md).
 
 ## Cloud Init
 
-We currently support a very small portion of cloud-init.  If the user_data is a script (starting with the proper #!<interpreter>) we will execute it.  If the user_data starts with `#cloud-config` it will be processed by cloud-init.  The below directives are supported.
+We currently support a very small portion of cloud-init.  If the user_data is a script (starting with the proper #!<interpreter>) we will execute it.  If the user_data starts with `#cloud-config` it will be processed by cloud-init.  The below directives are supported.  Using the `rancher` key you can also configure anything found in [`rancher.yml`](docs/config.md).
 
 ```yaml
 #cloud-config
@@ -125,6 +125,14 @@ write_files:
       #!/bin/bash
       echo "I'm doing things on start"
 
+# Anything you can put in the rancher.yml
+rancher:
+  network:
+    dns:
+      nameservers
+      - 8.8.8.8
+      - 8.8.4.4
+
 ```
 
 ## Useful Commands