diff --git a/README.md b/README.md
index f846f67..def40a5 100644
--- a/README.md
+++ b/README.md
@@ -72,6 +72,7 @@ This module is also designed to work with [Foreman][def]  as External Node Class
 
 #### Puppetdb
 * installs and configures Puppetdb on the node specified with `pt_puppetdb_fqdn`, which can be the puppetmaster or any other node (recommended for performance reasons)
+* the logrotation can be set in max days via `pt_pptdb_log_max_age`
 
 ## Support