# AdoNetStreamOptions.ExpiryTimeout

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming.adonet/orleans.configuration.adonetstreamoptions/) | [Properties](/orleans/docs/api/csharp/microsoft.orleans.streaming.adonet/orleans.configuration.adonetstreamoptions/properties/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/AdoNet/Orleans.Streaming.AdoNet/AdoNetStreamOptions.cs)

```csharp
public TimeSpan ExpiryTimeout
```

The expiry timeout until a message is considered expired and moved to dead letters regardless of attempts. The message is only moved if the current attempt is also past its visibility timeout.