# ProtobufCodec.WellKnownAlias

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization.protobuf/orleans.serialization.protobufcodec/) | [Fields](/orleans/docs/api/csharp/microsoft.orleans.serialization.protobuf/orleans.serialization.protobufcodec/fields/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Serializers/Orleans.Serialization.Protobuf/ProtobufCodec.cs)

```csharp
public const string WellKnownAlias
```