diff --git a/controlplane/kubeadm/internal/webhooks/kubeadm_control_plane.go b/controlplane/kubeadm/internal/webhooks/kubeadm_control_plane.go
index 732b55350f2d..37607583bf62 100644
--- a/controlplane/kubeadm/internal/webhooks/kubeadm_control_plane.go
+++ b/controlplane/kubeadm/internal/webhooks/kubeadm_control_plane.go
@@ -177,10 +177,12 @@ func (webhook *KubeadmControlPlane) ValidateUpdate(_ context.Context, oldObj, ne
 		{spec, kubeadmConfigSpec, initConfiguration, nodeRegistration},
 		{spec, kubeadmConfigSpec, initConfiguration, nodeRegistration, "*"},
 		{spec, kubeadmConfigSpec, initConfiguration, patches, directory},
+		{spec, kubeadmConfigSpec, initConfiguration, patches},
 		{spec, kubeadmConfigSpec, initConfiguration, skipPhases},
 		{spec, kubeadmConfigSpec, joinConfiguration, nodeRegistration},
 		{spec, kubeadmConfigSpec, joinConfiguration, nodeRegistration, "*"},
 		{spec, kubeadmConfigSpec, joinConfiguration, patches, directory},
+		{spec, kubeadmConfigSpec, joinConfiguration, patches},
 		{spec, kubeadmConfigSpec, joinConfiguration, skipPhases},
 		{spec, kubeadmConfigSpec, preKubeadmCommands},
 		{spec, kubeadmConfigSpec, postKubeadmCommands},