diff --git a/README.md b/README.md
index 66d6276..9a1009d 100644
--- a/README.md
+++ b/README.md
@@ -164,6 +164,7 @@ So, without further ado, here's the current list:
 - [Dockprom](apps/monitors/dockprom.md)
 - [PhpServerMonitor](apps/monitors/php-server-monitor.md)
 - [Statping](apps/monitors/statping.md)
+- [CheckMK](apps/monitors/checkmk.md)
 
 ### Other, not-fully tested
 - [Staytus](https://github.com/adamcooke/staytus) 🔗 - service status is updated manually!