diff --git a/module.info b/module.info
index b5d7adf..d0e51e9 100644
--- a/module.info
+++ b/module.info
@@ -1,6 +1,6 @@
 Name: Businessprocess
 Version: 2.2.0
-Depends: monitoring>=2.4.1
+Depends: monitoring (>= 2.4.1), ipl (>= 0.1.1)
 Description: A Business Process viewer and modeler
  Provides a web-based process modeler for. It integrates as a module into
  Icinga Web 2 and provides a plugin check command for Icinga. Tile and tree