diff --git a/README.md b/README.md
index c801579..6102085 100644
--- a/README.md
+++ b/README.md
@@ -22,9 +22,11 @@ This is meant to be used as a [Drone plugin](http://plugins.drone.io/).
 
 ### Dangerous options, unwise outside CI
 
-- **generate_secrets** (default: no): randomly set all `secrets:` found in the
-    compose file -- you won't be able to retrieve them afterwards, so you almost
-    certainly don't want this for real deployments.
+- **generate_secrets** (default: `false`): randomly set all `secrets:` found in the
+  compose file -- you won't be able to retrieve them afterwards, so you almost
+  certainly don't want this for real deployments.
+- **purge** (default: `false`): runs aggresive cleaning up measure to wipe
+  deployment afterwards
 
 ## Example