diff --git a/README.md b/README.md
index 1e0ed24..7c54c7d 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,11 @@ Deploy swarm stacks against a SSH based remote docker daemon context.
 
 If you push a commit to master, the [Drone config](./.drone.yml) will publish to [Docker Hub](https://hub.docker.com/r/decentral1se/stack-ssh-deploy).
 
+## Settings
+
+- **host**: SSH-based docker daemon context
+- **deploy_key**: SSH private key part for ssh public key authentication
+
 ## Example
 
 ```yaml