diff --git a/README.md b/README.md
index 3c60112..9d5e2af 100644
--- a/README.md
+++ b/README.md
@@ -700,6 +700,7 @@ performance of any of your sites from across the globe.
:small_orange_diamond: dockerfiles - various Dockerfiles I use on the desktop and on servers.
:small_orange_diamond: kubernetes-the-hard-way - bootstrap Kubernetes the hard way on Google Cloud Platform. No scripts.
:small_orange_diamond: kubernetes-the-easy-way - bootstrap Kubernetes the easy way on Google Cloud Platform. No scripts.
+ :small_orange_diamond: cheatsheet-kubernetes-A4 - Kubernetes CheatSheets in A4.
:small_orange_diamond: k8s-security - kubernetes security notes and best practices.