diff --git a/docs/13-smoke-test.md b/docs/13-smoke-test.md
index 4b87dff..c57bc6c 100644
--- a/docs/13-smoke-test.md
+++ b/docs/13-smoke-test.md
@@ -17,7 +17,12 @@ Print a hexdump of the `kubernetes-the-hard-way` secret stored in etcd:
 
 ```
 gcloud compute ssh controller-0 \
-  --command "ETCDCTL_API=3 etcdctl get /registry/secrets/default/kubernetes-the-hard-way | hexdump -C"
+  --command "sudo ETCDCTL_API=3 etcdctl get \
+  --endpoints=https://127.0.0.1:2379 \
+  --cacert=/etc/etcd/ca.pem \
+  --cert=/etc/etcd/kubernetes.pem \
+  --key=/etc/etcd/kubernetes-key.pem\
+  /registry/secrets/default/kubernetes-the-hard-way | hexdump -C"
 ```
 
 > output