diff --git a/cluster/examples/kubernetes/ceph/config-admission-controller.sh b/cluster/examples/kubernetes/ceph/config-admission-controller.sh
index 31b84837a..f4929d4af 100755
--- a/cluster/examples/kubernetes/ceph/config-admission-controller.sh
+++ b/cluster/examples/kubernetes/ceph/config-admission-controller.sh
@@ -4,6 +4,14 @@ BASE_DIR=$(cd "$(dirname "$0")"/../../../..; pwd)
 
 echo "$BASE_DIR"
 
+SERVER_VERSION=$(kubectl version --short | awk -F  "."  '/Server Version/ {print $2}')
+MINIMUM_VERSION=16
+
+if [ ${SERVER_VERSION} -le ${MINIMUM_VERSION} ]; then
+    echo "required minimum kubernetes version 1.$MINIMUM_VERSION.0"
+    exit 1
+fi
+
 if [  -f  "$BASE_DIR"/tests/scripts/deploy_admission_controller.sh ];then
     bash "$BASE_DIR"/tests/scripts/deploy_admission_controller.sh
 else
diff --git a/tests/framework/installer/ceph_installer.go b/tests/framework/installer/ceph_installer.go
index 00b558d8d..c0894b2a2 100644
--- a/tests/framework/installer/ceph_installer.go
+++ b/tests/framework/installer/ceph_installer.go
@@ -126,7 +126,7 @@ func (h *CephInstaller) CreateCephOperator(namespace string) (err error) {
 
 	// disable admission controller for upgrade test as api version v1 require minimum v0.7 controller runtime and upgrade test still using
 	// older version of controller runtime.
-	if !utils.IsPlatformOpenShift() && namespace != "upgrade-ns-system" {
+	if !utils.IsPlatformOpenShift() && h.k8shelper.VersionAtLeast("v1.16.0") && namespace != "upgrade-ns-system" {
 		err = h.startAdmissionController(namespace)
 		if err != nil {
 			return fmt.Errorf("Failed to start admission controllers: %v", err)
@@ -518,7 +518,7 @@ func (h *CephInstaller) InstallRook(namespace, storeType string, usePVC bool, st
 	}
 	logger.Infof("installed rook operator and cluster : %s on k8s %s", namespace, h.k8sVersion)
 
-	if !utils.IsPlatformOpenShift() && h.k8shelper.VersionAtLeast("v1.15.0") && namespace != "upgrade-ns" {
+	if !utils.IsPlatformOpenShift() && h.k8shelper.VersionAtLeast("v1.16.0") && namespace != "upgrade-ns" {
 		if !h.k8shelper.IsPodInExpectedState("rook-ceph-admission-controller", onamespace, "Running") {
 			assert.Fail(h.T(), "admission controller is not running")
 		}
@@ -635,7 +635,7 @@ func (h *CephInstaller) UninstallRookFromMultipleNS(systemNamespace string, name
 		checkError(h.T(), err, "cannot uninstall rook-operator")
 	}
 
-	err = h.k8shelper.Clientset.AdmissionregistrationV1beta1().ValidatingWebhookConfigurations().Delete(ctx, "rook-ceph-webhook", metav1.DeleteOptions{})
+	err = h.k8shelper.Clientset.AdmissionregistrationV1().ValidatingWebhookConfigurations().Delete(ctx, "rook-ceph-webhook", metav1.DeleteOptions{})
 	checkError(h.T(), err, "failed to delete webhook configuration")
 	err = h.k8shelper.Clientset.RbacV1().RoleBindings(systemNamespace).Delete(ctx, "rook-ceph-system", metav1.DeleteOptions{})
 	checkError(h.T(), err, "failed to delete role binding")