# getBuildFile

@Nullable
@Optional
@PathSensitive(value = PathSensitivity.NAME_ONLY)
@InputFile
open fun getBuildFile(): File(source)

### Deprecated

Returns the build file that should be used for this build. Defaults to {@value * org.gradle.api.Project#DEFAULT_BUILD_FILE} in the project directory.

#### Return

The build file. May be null.

#### Deprecated

Use getDir instead to get the root of the nested build. This method will be removed in Gradle 9.0.