diff --git a/docs/05-kubernetes-configuration-files.md b/docs/05-kubernetes-configuration-files.md
index f2c5859..c4bf163 100644
--- a/docs/05-kubernetes-configuration-files.md
+++ b/docs/05-kubernetes-configuration-files.md
@@ -102,7 +102,7 @@ Generate a kubeconfig file for the `kube-controller-manager` service:
 kubectl config set-cluster kubernetes-the-hard-way \
   --certificate-authority=ca.pem \
   --embed-certs=true \
-  --server=https://${KUBERNETES_PUBLIC_ADDRESS}:6443 \
+  --server=https://127.0.0.1:6443 \
   --kubeconfig=kube-controller-manager.kubeconfig
 ```
 
@@ -140,7 +140,7 @@ Generate a kubeconfig file for the `kube-scheduler` service:
 kubectl config set-cluster kubernetes-the-hard-way \
   --certificate-authority=ca.pem \
   --embed-certs=true \
-  --server=https://${KUBERNETES_PUBLIC_ADDRESS}:6443 \
+  --server=https://127.0.0.1:6443 \
   --kubeconfig=kube-scheduler.kubeconfig
 ```