diff --git a/README.md b/README.md
index 2fa51b8..7c7873a 100644
--- a/README.md
+++ b/README.md
@@ -85,7 +85,7 @@ Which Tailscale version to use can be set like this:
     version: 1.52.0
 ```
 
-If you'd like to specify the latest version, simply set the version as `latest`
+`latest` or `unstable` can also be specified to use the latest stable or unstable version respectively:
 
 ```yaml
 - name: Tailscale