# RadiusEnvironmentResource.withNamespace

- Module: [Aspire.Hosting.Radius](/reference/api/typescript/aspire.hosting.radius.md)
- Defined on: [RadiusEnvironmentResource](/reference/api/typescript/aspire.hosting.radius/radiusenvironmentresource.md)
- Version: `13.5.3-preview.1.26425.3`
- Kind: `method`

Sets the Kubernetes namespace for the Radius environment.

## Definition

```typescript
interface RadiusEnvironmentResource {
  // ... omitted for brevity
  withNamespace(kubernetesNamespace: string): RadiusEnvironmentResource;
}
```

## Signature

```typescript
withNamespace(kubernetesNamespace: string): RadiusEnvironmentResource
```

## Parameters

- `kubernetesNamespace` (`string`)

## Returns

[RadiusEnvironmentResource](/reference/api/typescript/aspire.hosting.radius/radiusenvironmentresource.md) `builder`

## Defined on

- [RadiusEnvironmentResource](/reference/api/typescript/aspire.hosting.radius/radiusenvironmentresource.md) -- `handle`