diff --git a/README.md b/README.md
index c780c6e..b5b2fd4 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ Typhoon distributes upstream Kubernetes, architectural conventions, and cluster
 
 ## Features <a href="https://www.cncf.io/certification/software-conformance/"><img align="right" src="https://storage.googleapis.com/poseidon/certified-kubernetes.png"></a>
 
-* Kubernetes v1.22.4 (upstream)
+* Kubernetes v1.23.0 (upstream)
 * Single or multi-master, [Calico](https://www.projectcalico.org/) or [Cilium](https://github.com/cilium/cilium) or [flannel](https://github.com/coreos/flannel) networking
 * On-cluster etcd with TLS, [RBAC](https://kubernetes.io/docs/admin/authorization/rbac/)-enabled, [network policy](https://kubernetes.io/docs/concepts/services-networking/network-policies/)
 * Advanced features like [worker pools](https://typhoon.psdn.io/advanced/worker-pools/), [preemptible](https://typhoon.psdn.io/flatcar-linux/google-cloud/#preemption) workers, and [snippets](https://typhoon.psdn.io/advanced/customization/#hosts) customization
diff --git a/cl/controller.yaml b/cl/controller.yaml
index 2cd13b7..90142e1 100644
--- a/cl/controller.yaml
+++ b/cl/controller.yaml
@@ -55,7 +55,7 @@ systemd:
         After=docker.service
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.22.4
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.23.0
         ExecStartPre=/bin/mkdir -p /etc/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
         ExecStartPre=/bin/mkdir -p /opt/cni/bin
@@ -115,7 +115,7 @@ systemd:
         Type=oneshot
         RemainAfterExit=true
         WorkingDirectory=/opt/bootstrap
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.22.4
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.23.0
         ExecStart=/usr/bin/docker run \
             -v /etc/kubernetes/pki:/etc/kubernetes/pki:ro \
             -v /opt/bootstrap/assets:/assets:ro \
diff --git a/workers/cl/worker.yaml b/workers/cl/worker.yaml
index 51f148d..ca5f533 100644
--- a/workers/cl/worker.yaml
+++ b/workers/cl/worker.yaml
@@ -27,7 +27,7 @@ systemd:
         After=docker.service
         Wants=rpc-statd.service
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.22.4
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.23.0
         ExecStartPre=/bin/mkdir -p /etc/cni/net.d
         ExecStartPre=/bin/mkdir -p /etc/kubernetes/manifests
         ExecStartPre=/bin/mkdir -p /opt/cni/bin
@@ -90,7 +90,7 @@ systemd:
         [Unit]
         Description=Delete Kubernetes node on shutdown
         [Service]
-        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.22.4
+        Environment=KUBELET_IMAGE=quay.io/poseidon/kubelet:v1.23.0
         Type=oneshot
         RemainAfterExit=true
         ExecStart=/bin/true