# KubernetesGatewayResource.withGatewayHostnameParam

- Module: [Aspire.Hosting.Kubernetes](/reference/api/typescript/aspire.hosting.kubernetes.md)
- Defined on: [KubernetesGatewayResource](/reference/api/typescript/aspire.hosting.kubernetes/kubernetesgatewayresource.md)
- Version: `13.3.0-preview.1.26254.5`
- Kind: `method`

Adds a parameterized hostname to a Kubernetes Gateway

## Definition

```typescript
interface KubernetesGatewayResource {
  // ... omitted for brevity
  withGatewayHostnameParam(hostname: ParameterResource): KubernetesGatewayResource;
}
```

## Signature

```typescript
withGatewayHostnameParam(hostname: ParameterResource): KubernetesGatewayResource
```

## Parameters

- `hostname` (`ParameterResource`)

## Returns

[KubernetesGatewayResource](/reference/api/typescript/aspire.hosting.kubernetes/kubernetesgatewayresource.md) `builder`

## Defined on

- [KubernetesGatewayResource](/reference/api/typescript/aspire.hosting.kubernetes/kubernetesgatewayresource.md) -- `handle`