Tuist now assigns Swift package deployment targets based on the Swift compiler era, so Swift 6.4 packages used by Xcode 27 beta receive iOS 15.0, macOS 12.0, watchOS 9.0, tvOS 15.0, and visionOS 1.0 floors. This resolves the Xcode 27 error where cached external SPM packages were rejected for using deployment targets below the newly required minimums.
Hive
Fix Xcode 27 beta build failures caused by outdated Swift package deployment targets
Published
Jun 09, 2026 · 12:08 UTC
Repository
tuist/tuist