diff --git a/chart/README.md b/chart/README.md
index dcfb5d38ec7d1..674e5a6722ef9 100644
--- a/chart/README.md
+++ b/chart/README.md
@@ -30,7 +30,7 @@ cluster using the [Helm](https://helm.sh) package manager.
 
 ## Requirements
 
-- Kubernetes 1.21+ cluster
+- Kubernetes 1.23+ cluster
 - Helm 3.0+
 - PV provisioner support in the underlying infrastructure (optionally)
 
diff --git a/dev/breeze/src/airflow_breeze/global_constants.py b/dev/breeze/src/airflow_breeze/global_constants.py
index b8c79f2d1d7da..7df82a4dd0ae5 100644
--- a/dev/breeze/src/airflow_breeze/global_constants.py
+++ b/dev/breeze/src/airflow_breeze/global_constants.py
@@ -67,6 +67,11 @@
     ]
 )
 
+# Unlike everything else, k8s versions are supported as long as 2 major cloud providers support them.
+# See:
+#   - https://endoflife.date/amazon-eks
+#   - https://endoflife.date/azure-kubernetes-service
+#   - https://endoflife.date/google-kubernetes-engine
 ALLOWED_KUBERNETES_VERSIONS = ["v1.23.13", "v1.24.7", "v1.25.3", "v1.26.0"]
 ALLOWED_EXECUTORS = ["KubernetesExecutor", "CeleryExecutor", "LocalExecutor", "CeleryKubernetesExecutor"]
 ALLOWED_KIND_OPERATIONS = ["start", "stop", "restart", "status", "deploy", "test", "shell", "k9s"]
diff --git a/docs/helm-chart/index.rst b/docs/helm-chart/index.rst
index 4cb2d8a15dfcf..616185aa1f5fa 100644
--- a/docs/helm-chart/index.rst
+++ b/docs/helm-chart/index.rst
@@ -58,7 +58,7 @@ deployment on a `Kubernetes <http://kubernetes.io>`__ cluster using the
 Requirements
 ------------
 
--  Kubernetes 1.20+ cluster
+-  Kubernetes 1.23+ cluster
 -  Helm 3.0+
 -  PV provisioner support in the underlying infrastructure (optionally)