diff --git a/cluster/nix/cluster-configuration.nix b/cluster/nix/cluster-configuration.nix
index fdfcbed0..d8a73aad 100644
--- a/cluster/nix/cluster-configuration.nix
+++ b/cluster/nix/cluster-configuration.nix
@@ -221,7 +221,8 @@ in rec {
       kubeconfig = pki.kube.kubelet.config;
       extraOpts = ''
         --cni-conf-dir=/opt/cni/conf \
-        --cni-bin-dir=/opt/cni/bin
+        --cni-bin-dir=/opt/cni/bin \
+        --read-only-port=0
       '';
     };