diff --git a/README.md b/README.md
index bdcaeea..e56b6a9 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ Upon starting this image it will give you a ready to run server with many config
 * Optional Web Server included to take advantage of Let's Encrypt certificates
 * Scheduled Backups of Data
 * Ability to choose NIS or rfc2307bis Schema
-* Two Password Checking Modules - check_password.so and ppd.so
+* Two Password Checking Modules - check_password.so and ppm.so
 * Zabbix Monitoring templates included
 
 * This Container uses a [customized Alpine Linux base](https://hub.docker.com/r/tiredofit/alpine) which includes [s6 overlay](https://github.com/just-containers/s6-overlay) enabled for PID 1 Init capabilities, [zabbix-agent](https://zabbix.org) based on 3.4 Packages for individual container monitoring, Cron also installed along with other tools (bash,curl, less, logrotate, mariadb-client, nano, vim) for easier management. It also supports sending to external SMTP servers..