# `mix igniter.apply_upgrades`
[🔗](https://github.com/ash-project/igniter/blob/v0.8.3/lib/mix/tasks/igniter.apply_upgrades.ex#L5)

Applies the upgrade scripts for the list of package version changes provided.

This can be used to explicitly run specific upgrade scripts within a given version range for a package.
This is also *required* if your call to `mix igniter.upgrade` requires an upgrade of igniter itself.

```bash
mix igniter.apply_upgrades package1:0.3.1:0.3.2 package2:1.2.4:1.5.9
```

## Options

* `--yes` or `-y` - Accept all changes automatically

# `igniter`

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*Consult [api-reference.md](api-reference.md) for complete listing*