diff --git a/docs/modules/ROOT/pages/installation.adoc b/docs/modules/ROOT/pages/installation.adoc
index 35a19313..cdd3be53 100644
--- a/docs/modules/ROOT/pages/installation.adoc
+++ b/docs/modules/ROOT/pages/installation.adoc
@@ -6,6 +6,18 @@ There are two ways to run the Stackable Listener Operator:
 
 2. Build from source
 
+== Prerequisites
+
+You will need:
+
+* a Kubernetes cluster
+* kubectl
+* Helm
+
+Resource sizing depends on cluster type(s), usage and scope, but as a starting point we recommend a minimum of the following resources for this operator:
+
+* 0.2 cores (e.g. i5 or similar)
+* 256MB RAM
 
 == Helm
 Helm allows you to download and deploy Stackable operators on Kubernetes and is by far the easiest installation method. First ensure that you have installed the Stackable Operators Helm repository: