# Modify topologyUpdater.sh script

## Modify script

In this step we'll modify the topologyUpdater script:

```
$ nano topologyUpdater.sh
```

![Edit the script like above, relay1 or relay2](/files/-MBG597n6F3rNGa94rHS)

{% hint style="info" %}
 Save the changes by pressing: ctrl+o\
 Then Enter exit editor: ctrl+x
{% endhint %}

Once you have made your edits, you can check to see if the script runs correctly by:

```
./topologyUpdater.sh
```

If your edits are good, you should see a line stating "nice to meet you".

If you have error go back up and edit the script again and try again.  If you still end up with an error please ask in telegram channel.


---

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