diff --git a/README.md b/README.md
index 26f23d0d..17cc863b 100644
--- a/README.md
+++ b/README.md
@@ -125,7 +125,7 @@ instruction shows how to upgrade the existing Kubernetes cluster to
 | KRD_DEBUG                             | false                                          | Enables verbose execution                                                       |
 | KRD_ANSIBLE_DEBUG                     | false                                          | Enables ansible verbose execution                                               |
 | PKG_DEBUG                             | false                                          | Enables cURL package installer verbose execution                                |
-| KRD_KUBE_VERSION                      | v1.28.6                                        | Specifies the Kubernetes version to be upgraded                                 |
+| KRD_KUBE_VERSION                      | v1.30.4                                        | Specifies the Kubernetes version to be upgraded                                 |
 | KRD_KUBESPRAY_VERSION                 | v2.26.0                                        | Specifies the Kubespray version to be used during the upgrade process           |
 | KRD_KUBESPRAY_REPO                    | `https://github.com/kubernetes-sigs/kubespray` | Specifies the Git repository to fetch the Kubespray's source code               |
 | KRD_ENABLE_TESTS                      | false                                          | Enables the functional tests during the deployment process                      |
diff --git a/_commons.sh b/_commons.sh
index de61a384..575bf2a6 100755
--- a/_commons.sh
+++ b/_commons.sh
@@ -36,7 +36,7 @@ function _get_kube_version {
     elif [ -n "${KRD_KUBE_VERSION-}" ]; then
         echo "${KRD_KUBE_VERSION}"
     else
-        echo "v1.28.6"
+        echo "v1.30.4"
     fi
 }
 
diff --git a/ci/check.sh b/ci/check.sh
index 20e66fac..f70985d8 100755
--- a/ci/check.sh
+++ b/ci/check.sh
@@ -54,13 +54,13 @@ function _run_assertions {
 
     if [[ ${HOST_INSTALLER:-false} == "true" ]]; then
         assert_contains "$(command -v kubectl)" "kubectl"
-        assert_are_equal "${KRD_KUBE_VERSION:-v1.28.6}" "$(kubectl version -o yaml | grep gitVersion | awk 'FNR==2{ print $2}')"
+        assert_are_equal "${KRD_KUBE_VERSION:-v1.30.4}" "$(kubectl version -o yaml | grep gitVersion | awk 'FNR==2{ print $2}')"
         pushd /opt/kubespray >/dev/null
         assert_are_equal "${KRD_KUBESPRAY_VERSION:-v2.26.0}" "$(git describe --abbrev=0 --tags)"
         popd >/dev/null
     else
         assert_contains "$($VAGRANT_CMD_SSH_INSTALLER "command -v kubectl")" "kubectl"
-        assert_contains "$($VAGRANT_CMD_SSH_INSTALLER "kubectl version -o yaml | grep gitVersion | awk 'FNR==2{ print \$2}'")" "${KRD_KUBE_VERSION:-v1.28.6}"
+        assert_contains "$($VAGRANT_CMD_SSH_INSTALLER "kubectl version -o yaml | grep gitVersion | awk 'FNR==2{ print \$2}'")" "${KRD_KUBE_VERSION:-v1.30.4}"
         assert_contains "$($VAGRANT_CMD_SSH_INSTALLER "cd /opt/kubespray; git describe --abbrev=0 --tags")" "${KRD_KUBESPRAY_VERSION:-v2.24.1}"
     fi
 }
diff --git a/k8s-cluster.tpl b/k8s-cluster.tpl
index a42addce..73063644 100644
--- a/k8s-cluster.tpl
+++ b/k8s-cluster.tpl
@@ -42,7 +42,7 @@ kube_network_plugin: $KRD_NETWORK_PLUGIN
 kubeconfig_localhost: true
 
 # Change this to use another Kubernetes version, e.g. a current beta release
-kube_version: v1.28.6
+kube_version: v1.30.4
 
 # Kube-proxy proxyMode configuration.
 # NOTE: Ipvs is based on netfilter hook function, but uses hash table as the underlying data structure and