> ## Documentation Index
> Fetch the complete documentation index at: https://docs.fly.io/llms.txt
> Use this file to discover all available pages before exploring further.

# fly version upgrade

Checks for an update and if one is available, runs the appropriate
command to upgrade the application.

## Usage

```
fly version upgrade [flags]
```

## Options

```
  -h, --help   help for upgrade
```

## Global Options

```
  -t, --access-token string   Fly API Access Token
      --debug                 Print additional logs and traces
      --verbose               Verbose output
```

## See Also

* [fly version](/flyctl/cmd/fly_version)	 - Show version information for the flyctl command