diff --git a/README.md b/README.md
index 1ec56f0..3db4242 100644
--- a/README.md
+++ b/README.md
@@ -24,9 +24,14 @@ INSTALLATION
 
 CONFIGURATION
 
-* manage directories and files including templates
+* manage directories
+* manage files including templates
 * manage service
 
+Configurable options:
+- --storage.tsdb.retention.time via `$ps_retention_time`
+- --storage.tsdb.retention.size via `$ps_retention_size`
+
 ## Repo Documentation
 
 See the full Puppet documentation including parameters in `docs/index.html`
@@ -43,7 +48,7 @@ via site.pp or nodes.pp
 
 ```bash
 node 'example.example.net' {
-  include cd_kubernetes
+  include cd_prometheus
 }
 ```