diff --git a/doc/02-Installation.md b/doc/02-Installation.md
index 08b07cf8..5af93771 100644
--- a/doc/02-Installation.md
+++ b/doc/02-Installation.md
@@ -19,9 +19,10 @@ Requirements
 * Icinga Web 2 (>= 2.6.0). All versions since 2.2 should also work fine, but
   might show smaller UI bugs and are not actively tested
 * The following Icinga modules must be installed and enabled:
-  * [ipl](https://github.com/Icinga/icingaweb2-module-ipl) (>=0.3.0)
   * [incubator](https://github.com/Icinga/icingaweb2-module-incubator) (>=0.5.0)
-  * [reactbundle](https://github.com/Icinga/icingaweb2-module-reactbundle) (>=0.7.0)
+  * If you are using Icinga Web < 2.9.0, the following modules are also required
+    * [ipl](https://github.com/Icinga/icingaweb2-module-ipl) (>=0.3.0)
+    * [reactbundle](https://github.com/Icinga/icingaweb2-module-reactbundle) (>=0.7.0)
 * A database, MySQL (>= 5.1) or PostgreSQL (>= 9.1). MariaDB and other
   MySQL forks are also fine. Mentioned versions are the required minimum,
   for MySQL we suggest using at least 5.5.3, for PostgreSQL 9.4.