# FileVersion

Property in [Project](https://docs.yarnspinner.dev/api/csharp/yarn.compiler/yarn.compiler.project)

## Summary

Gets or sets the file version of the project.

```csharp
public int FileVersion { get; set; }
```

## Remarks

This value is required to be equal to [CurrentProjectFileVersion](https://docs.yarnspinner.dev/api/csharp/yarn.compiler/yarn.compiler.project/yarn.compiler.project.currentprojectfileversion) .