---
title: vela def apply
---

Apply X-Definition.

### Synopsis

Apply X-Definition from local storage to kubernetes cluster. It will apply file to vela-system namespace by default.

```
vela def apply DEFINITION.cue [flags]
```

### Examples

```
# Command below will apply the local my-webservice.cue file to kubernetes vela-system namespace
> vela def apply my-webservice.cue
# Command below will apply the ./defs/my-trait.cue file to kubernetes default namespace
> vela def apply ./defs/my-trait.cue --namespace default# Command below will convert the ./defs/my-trait.cue file to kubernetes CRD object and print it without applying it to kubernetes
> vela def apply ./defs/my-trait.cue --dry-run
```

### Options

```
      --dry-run            only build definition from CUE into CRB object without applying it to kubernetes clusters
  -h, --help               help for apply
  -n, --namespace string   Specify which namespace to apply. (default "vela-system")
```

### Options inherited from parent commands

```
  -y, --yes   Assume yes for all user prompts
```

### SEE ALSO

* [vela def](vela_def)	 - Manage Definitions

#### Go Back to [CLI Commands](vela) Homepage.


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