# fx remove-update-source

deregisters dev host as target's update source

```none
usage: fx remove-update-source [-r|--repository NAME]

Configure target device to use a new update source.

  -r|--repo-name NAME  Name the generated repository config NAME.

NAME:
If no name is supplied, the name defaults to "devhost", otherwise
it contains the address given.
```

[remove-update-source source code](https://cs.opensource.google/fuchsia/fuchsia/+/main:tools/devshell/contrib/remove-update-source)