diff --git a/doc/02-Installation.md b/doc/02-Installation.md
index 3be623e..5f8c417 100644
--- a/doc/02-Installation.md
+++ b/doc/02-Installation.md
@@ -7,7 +7,7 @@ Requirements
 * Icinga Web 2 (>= 2.9)
 * PHP (>= 7.2)
 * Icinga Web 2 modules:
-  * The `monitoring` module needs to be configured and enabled.
+  * The `monitoring` or `icingadb` module needs to be configured and enabled.
 
 Installation from .tar.gz
 -------------------------