# IHostConfigurator.Configure(IHostBuilder)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.testinghost/orleans.testinghost.ihostconfigurator/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.testinghost/orleans.testinghost.ihostconfigurator/methods/)

```csharp
public abstract void Configure(IHostBuilder hostBuilder)
```

Configures the host builder.

### Parameters

- `hostBuilder` (`IHostBuilder`): The host builder.