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2 changes: 1 addition & 1 deletion docs/07-bootstrapping-etcd.md
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Expand Up @@ -4,7 +4,7 @@ Kubernetes components are stateless and store cluster state in [etcd](https://gi

## Prerequisites

The commands in this lab must be run on each controller instance: `controller-0`, `controller-1`, and `controller-2`. Login to each controller instance using the `gcloud` command. Example:
The commands in this lab must be run on each controller instance: `controller-0`, `controller-1`, and `controller-2`. Login to each controller instance using `ssh`. Example:

```
for instance in controller-0 controller-1 controller-2; do
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