diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 0823d2d83bde7c0d6c0624a11a85c26a66a9ab89..1656e7b6fc5ec2aba845a8cba7f3774f82a1f00e 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -63,8 +63,8 @@ jobs:
     strategy:
       matrix:
         kind-image:
-          - 'kindest/node:v1.21.1'
-          - 'kindest/node:v1.22.0'
+          - 'kindest/node:v1.23.0'
+          - 'kindest/node:v1.22.4'
     steps:
     - uses: actions/checkout@v2
       with:
diff --git a/README.md b/README.md
index 13bf2c8d53c23fb13f1709f53e80c98416bf2829..e83f7e1dc2b32850f778f193ea958c313e034ead 100644
--- a/README.md
+++ b/README.md
@@ -91,13 +91,13 @@ $ minikube addons disable metrics-server
 
 The following versions are supported and work as we test against these versions in their respective branches. But note that other versions might work!
 
-| kube-prometheus stack                                                                    | Kubernetes 1.18 | Kubernetes 1.19 | Kubernetes 1.20 | Kubernetes 1.21 | Kubernetes 1.22 |
-|------------------------------------------------------------------------------------------|-----------------|-----------------|-----------------|-----------------|-----------------|
-| [`release-0.6`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.6) | ✗               | ✔               | ✗               | ✗               | ✗               |
-| [`release-0.7`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.7) | ✗               | ✔               | ✔               | ✗               | ✗               |
-| [`release-0.8`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.8) | ✗               | ✗               | ✔               | ✔               | ✗               |
-| [`release-0.9`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.9) | ✗               | ✗               | ✗               | ✔               | ✔               |
-| [`main`](https://github.com/prometheus-operator/kube-prometheus/tree/main)               | ✗               | ✗               | ✗               | ✔               | ✔               |
+| kube-prometheus stack                                                                      | Kubernetes 1.18 | Kubernetes 1.19 | Kubernetes 1.20 | Kubernetes 1.21 | Kubernetes 1.22 | Kubernetes 1.23 |
+|--------------------------------------------------------------------------------------------|-----------------|-----------------|-----------------|-----------------|-----------------|-----------------|
+| [`release-0.6`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.6)   | ✗               | ✔               | ✗               | ✗               | ✗               | ✗               |
+| [`release-0.7`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.7)   | ✗               | ✔               | ✔               | ✗               | ✗               | ✗               |
+| [`release-0.8`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.8)   | ✗               | ✗               | ✔               | ✔               | ✗               | ✗               |
+| [`release-0.9`](https://github.com/prometheus-operator/kube-prometheus/tree/release-0.9)   | ✗               | ✗               | ✗               | ✔               | ✔               | ✗               |
+| [`main`](https://github.com/prometheus-operator/kube-prometheus/tree/main)                 | ✗               | ✗               | ✗               | ✗               | ✔               | ✔               |
 
 ## Quickstart