diff --git a/README.md b/README.md
index e28cbde..0af43d2 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,8 @@ This guide describes how to deploy a Kubernetes cluster tailored to my environme
 
 Just be sure to edit the `inventory.ini` file for the ansible playbook and the variables in the `init-deploy.sh` script. I think you can scale this out by adding more hosts and adjusting the for loop but I haven't tried it yet. I needed three machines and that is what I worked with.
 
+DO NOT FORGET TO SET YOUR CLOUDFLARE API KEY IN THE CERT-MANAGER MANIFEST FILE!!!
+
 ## ⚙️ Pre-requisites
 
 Before running the deployment script, ensure the following are in place: