This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::AppMesh::GatewayRoute GrpcGatewayRouteRewrite
<a name="aws-properties-appmesh-gatewayroute-grpcgatewayrouterewrite"></a>

An object that represents the gateway route to rewrite.

## Syntax
<a name="aws-properties-appmesh-gatewayroute-grpcgatewayrouterewrite-syntax"></a>

To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-appmesh-gatewayroute-grpcgatewayrouterewrite-syntax.json"></a>

```
{
  "[Hostname](#cfn-appmesh-gatewayroute-grpcgatewayrouterewrite-hostname)" : {{GatewayRouteHostnameRewrite}}
}
```

### YAML
<a name="aws-properties-appmesh-gatewayroute-grpcgatewayrouterewrite-syntax.yaml"></a>

```
  [Hostname](#cfn-appmesh-gatewayroute-grpcgatewayrouterewrite-hostname): {{
    GatewayRouteHostnameRewrite}}
```

## Properties
<a name="aws-properties-appmesh-gatewayroute-grpcgatewayrouterewrite-properties"></a>

`Hostname`  <a name="cfn-appmesh-gatewayroute-grpcgatewayrouterewrite-hostname"></a>
The host name of the gateway route to rewrite.  
*Required*: No  
*Type*: [GatewayRouteHostnameRewrite](aws-properties-appmesh-gatewayroute-gatewayroutehostnamerewrite.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)