with Kubernetes version 1.9, prerequisite for <code class="highlighter-rouge">admissionregistration.k8s.io/v1beta1</code> enabled is covered.</p><p>Nevertheless the list of admission controllers needs to be updated.</p><div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code>kops edit cluster <span class="nv">$YOURCLUSTER</span>
</code></pre></div></div><p>Add following in the configuration file just openned:</p><div class="language-bash highlighter-rouge"><div class=