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# macOS Big Sur 11.5 Release Notes

Update your apps to use new features, and test your apps against API changes.

## Overview

To develop apps for macOS Big Sur 11.5, build your apps against the macOS 11.3 SDK or later. The SDK comes bundled with Xcode 12.5.1, available from the Mac App Store. For information on the compatibility requirements for Xcode 12.5.1, see <doc://com.apple.documentation/documentation/Xcode-Release-Notes/xcode-12_5_1-release-notes>.

### SwiftUI

#### Resolved Issues

- The system now calls the `onDismiss` closure as expected when you use the sheet modifier on macOS. (71941401)
- Resolved an issue that caused list rows containing `Text` to grow unnecessarily after a move or other programmatic update. (70079503)

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