diff --git a/Package.swift b/Package.swift
index 6e452941..f9db8414 100644
--- a/Package.swift
+++ b/Package.swift
@@ -36,7 +36,7 @@ let package = Package(
     .default(enabledTraits: ["SharingGRDBTagged"]),
   ],
   dependencies: [
-    .package(url: "https://github.com/groue/GRDB.swift", from: "7.4.0"),
+    .package(url: "https://github.com/groue/GRDB.swift", from: "7.6.0"),
     .package(url: "https://github.com/apple/swift-collections", from: "1.0.0"),
     .package(url: "https://github.com/pointfreeco/swift-dependencies", from: "1.9.0"),
     .package(url: "https://github.com/pointfreeco/swift-sharing", from: "2.3.0"),
diff --git a/Package@swift-6.0.swift b/Package@swift-6.0.swift
index ca92907f..125a8737 100644
--- a/Package@swift-6.0.swift
+++ b/Package@swift-6.0.swift
@@ -29,7 +29,7 @@ let package = Package(
     ),
   ],
   dependencies: [
-    .package(url: "https://github.com/groue/GRDB.swift", from: "7.4.0"),
+    .package(url: "https://github.com/groue/GRDB.swift", from: "7.6.0"),
     .package(url: "https://github.com/apple/swift-collections", from: "1.0.0"),
     .package(url: "https://github.com/pointfreeco/swift-dependencies", from: "1.9.0"),
     .package(url: "https://github.com/pointfreeco/swift-sharing", from: "2.3.0"),
diff --git a/Sources/SharingGRDBCore/CloudKit/SyncEngine.swift b/Sources/SharingGRDBCore/CloudKit/SyncEngine.swift
index 2851a3d1..ad271a90 100644
--- a/Sources/SharingGRDBCore/CloudKit/SyncEngine.swift
+++ b/Sources/SharingGRDBCore/CloudKit/SyncEngine.swift
@@ -1873,8 +1873,9 @@
         throw SyncEngine.SchemaError(
           reason: .triggersWithoutSynchronizationCheck(invalidTriggers),
           debugDescription: """
-            Triggers must include '\(DatabaseFunction.syncEngineIsSynchronizingChanges.name)()' \
-            check: \(triggers.map { "'\($0)'" }.joined(separator: ", ")).
+            Triggers must include 'SyncEngine.isSynchronizingChanges()' \
+            ('\(DatabaseFunction.syncEngineIsSynchronizingChanges.name)()') \
+            check: \(invalidTriggers.map { "'\($0)'" }.joined(separator: ", ")).
             """
         )
       }
diff --git a/Sources/SharingGRDBCore/Internal/DataManager.swift b/Sources/SharingGRDBCore/Internal/DataManager.swift
index 96e6a1db..68dd2640 100644
--- a/Sources/SharingGRDBCore/Internal/DataManager.swift
+++ b/Sources/SharingGRDBCore/Internal/DataManager.swift
@@ -1,14 +1,12 @@
 import Dependencies
 import Foundation
 
-@available(macOS 13.0, iOS 16.0, tvOS 16.0, watchOS 9.0, *)
 package protocol DataManager: Sendable {
   func load(_ url: URL) throws -> Data
   func save(_ data: Data, to url: URL) throws
   var temporaryDirectory: URL { get }
 }
 
-@available(macOS 13.0, iOS 16.0, tvOS 16.0, watchOS 9.0, *)
 struct LiveDataManager: DataManager {
   func load(_ url: URL) throws -> Data {
     try Data(contentsOf: url)
@@ -17,11 +15,10 @@ struct LiveDataManager: DataManager {
     try data.write(to: url)
   }
   var temporaryDirectory: URL {
-    .temporaryDirectory
+    URL(fileURLWithPath: NSTemporaryDirectory())
   }
 }
 
-@available(macOS 13.0, iOS 16.0, tvOS 16.0, watchOS 9.0, *)
 package struct InMemoryDataManager: DataManager {
   package let storage = LockIsolated<[URL: Data]>([:])
 
@@ -43,11 +40,10 @@ package struct InMemoryDataManager: DataManager {
   }
 
   package var temporaryDirectory: URL {
-    URL(filePath: "/")
+    URL(fileURLWithPath: "/")
   }
 }
 
-@available(macOS 13.0, iOS 16.0, tvOS 16.0, watchOS 9.0, *)
 private enum DataManagerKey: DependencyKey {
   static var liveValue: any DataManager {
     LiveDataManager()
@@ -58,8 +54,7 @@ private enum DataManagerKey: DependencyKey {
 }
 
 extension DependencyValues {
-  @available(macOS 13.0, iOS 16.0, tvOS 16.0, watchOS 9.0, *)
-  package var dataManager: DataManager {
+    package var dataManager: DataManager {
     get { self[DataManagerKey.self] }
     set { self[DataManagerKey.self] = newValue }
   }
diff --git a/Sources/SharingGRDBCore/Internal/UserDatabase.swift b/Sources/SharingGRDBCore/Internal/UserDatabase.swift
index 03c57312..29a448be 100644
--- a/Sources/SharingGRDBCore/Internal/UserDatabase.swift
+++ b/Sources/SharingGRDBCore/Internal/UserDatabase.swift
@@ -1,7 +1,6 @@
 import Dependencies
 import GRDB
 
-@available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
 package struct UserDatabase {
   private let database: any DatabaseWriter
   package init(database: any DatabaseWriter) {
@@ -16,60 +15,48 @@ package struct UserDatabase {
     database.configuration
   }
 
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   package func write<T: Sendable>(
-    _ updates: @escaping @Sendable (Database) throws -> T
+    _ updates: @Sendable (Database) throws -> T
   ) async throws -> T {
-    try await withEscapedDependencies { dependencies in
-      try await database.write { db in
-        try SyncEngine.$_isSynchronizingChanges.withValue(true) {
-          try dependencies.yield {
-            try updates(db)
-          }
-        }
+    try await database.write { db in
+      try SyncEngine.$_isSynchronizingChanges.withValue(true) {
+        try updates(db)
       }
     }
   }
 
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   package func read<T: Sendable>(
-    _ updates: @escaping @Sendable (Database) throws -> T
+    _ updates: @Sendable (Database) throws -> T
   ) async throws -> T {
-    try await withEscapedDependencies { dependencies in
-      try await database.read { db in
-        try SyncEngine.$_isSynchronizingChanges.withValue(true) {
-          try dependencies.yield {
-            try updates(db)
-          }
-        }
+    try await database.read { db in
+      try SyncEngine.$_isSynchronizingChanges.withValue(true) {
+        try updates(db)
       }
     }
   }
 
   @_disfavoredOverload
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   package func write<T>(
     _ updates: (Database) throws -> T
   ) throws -> T {
-    try withEscapedDependencies { dependencies in
-      try database.write { db in
-        try SyncEngine.$_isSynchronizingChanges.withValue(true) {
-          try dependencies.yield {
-            try updates(db)
-          }
-        }
+    try database.write { db in
+      try SyncEngine.$_isSynchronizingChanges.withValue(true) {
+        try updates(db)
       }
     }
   }
 
   @_disfavoredOverload
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   package func read<T>(
     _ updates: (Database) throws -> T
   ) throws -> T {
-    try withEscapedDependencies { dependencies in
-      try database.read { db in
-        try SyncEngine.$_isSynchronizingChanges.withValue(true) {
-          try dependencies.yield {
-            try updates(db)
-          }
-        }
+    try database.read { db in
+      try SyncEngine.$_isSynchronizingChanges.withValue(true) {
+        try updates(db)
       }
     }
   }
diff --git a/Tests/SharingGRDBTests/CloudKitTests/AccountLifecycleTests.swift b/Tests/SharingGRDBTests/CloudKitTests/AccountLifecycleTests.swift
index ebe46262..9efd74c3 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/AccountLifecycleTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/AccountLifecycleTests.swift
@@ -10,6 +10,7 @@ import Testing
 extension BaseCloudKitTests {
   @MainActor
   final class AccountLifecycleTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func signOutClearsUserDatabaseAndMetadatabase() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -34,8 +35,8 @@ extension BaseCloudKitTests {
       }()
     }
 
-    @Test(.accountStatus(.noAccount))
-    func signInUploadsLocalRecordsToCloudKit() async throws {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
+    @Test(.accountStatus(.noAccount)) func signInUploadsLocalRecordsToCloudKit() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
           RemindersList(id: 1, title: "Personal")
@@ -107,6 +108,7 @@ extension BaseCloudKitTests {
   @MainActor
   @Suite(.accountStatus(.noAccount))
   final class SignedOutTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     init() async throws {
       try await super.init { userDatabase in
         try await userDatabase.write { db in
@@ -120,6 +122,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func doNotUploadExistingDataToCloudKitWhenSignedOut() {
     }
   }
diff --git a/Tests/SharingGRDBTests/CloudKitTests/CloudKitTests.swift b/Tests/SharingGRDBTests/CloudKitTests/CloudKitTests.swift
index 197e0582..aca71edd 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/CloudKitTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/CloudKitTests.swift
@@ -945,6 +945,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func cascadingDeletionOrder() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -1012,6 +1013,7 @@ extension BaseCloudKitTests {
     }
   }
 
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   @Test func generatedColumns() async throws {
     try await userDatabase.userWrite { db in
       try db.seed {
diff --git a/Tests/SharingGRDBTests/CloudKitTests/FetchRecordZoneChangesTests.swift b/Tests/SharingGRDBTests/CloudKitTests/FetchRecordZoneChangesTests.swift
index ef6161b8..b6030b58 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/FetchRecordZoneChangesTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/FetchRecordZoneChangesTests.swift
@@ -11,6 +11,7 @@ extension BaseCloudKitTests {
   @MainActor
   @Suite
   final class FetchRecordZoneChangeTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func saveExtraFieldsToSyncMetadata() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -105,6 +106,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func remoteChangeParentRelationship() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -201,6 +203,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func receiveNewRecordFromCloudKit() async throws {
       let remindersListRecord = CKRecord(
         recordType: RemindersList.tableName,
@@ -284,6 +287,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func receiveNewRecordFromCloudKit_ChildBeforeParent() async throws {
       let remindersListRecord = CKRecord(
         recordType: RemindersList.tableName,
@@ -415,6 +419,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func deleteMultipleRecords() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -443,6 +448,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func receiveRecord_SingleFieldPrimaryKey() async throws {
       let tagRecord = CKRecord(recordType: "tags", recordID: Tag.recordID(for: "weekend"))
       tagRecord.encryptedValues["title"] = "weekend"
@@ -453,6 +459,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func renamePrimaryKey() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
diff --git a/Tests/SharingGRDBTests/CloudKitTests/FetchedDatabaseChangesTests.swift b/Tests/SharingGRDBTests/CloudKitTests/FetchedDatabaseChangesTests.swift
index e13f3781..673f6050 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/FetchedDatabaseChangesTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/FetchedDatabaseChangesTests.swift
@@ -11,6 +11,7 @@ extension BaseCloudKitTests {
   @MainActor
   @Suite
   final class FetchedDatabaseChangesTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func deleteSyncEngineZone() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -42,6 +43,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func deleteSyncEngineZone_EncryptedDataReset() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
diff --git a/Tests/SharingGRDBTests/CloudKitTests/ForeignKeyConstraintTests.swift b/Tests/SharingGRDBTests/CloudKitTests/ForeignKeyConstraintTests.swift
index bf09dd5b..ca260633 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/ForeignKeyConstraintTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/ForeignKeyConstraintTests.swift
@@ -9,6 +9,7 @@ import Testing
 extension BaseCloudKitTests {
   @MainActor
   final class ForeignKeyConstraintTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func receiveChildBeforeParent() async throws {
       let remindersListRecord = CKRecord(
         recordType: RemindersList.tableName,
@@ -153,6 +154,7 @@ extension BaseCloudKitTests {
      * Remote deletes record B and C.
      * C should be deleted from local client.
      */
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func remoteCreatesRecordABC_localReceivesAC_remoteDeletesBC() async throws {
       let modelARecord = CKRecord(recordType: ModelA.tableName, recordID: ModelA.recordID(for: 1))
       let modelBRecord = CKRecord(recordType: ModelB.tableName, recordID: ModelB.recordID(for: 1))
@@ -207,6 +209,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test(
       """
       1) Receive child record without parent.
@@ -293,6 +296,7 @@ extension BaseCloudKitTests {
         }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func receiveChild_Relaunch_ReceiveParent() async throws {
       let remindersListRecord = CKRecord(
         recordType: RemindersList.tableName,
@@ -437,6 +441,7 @@ extension BaseCloudKitTests {
         }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test(
       """
       Remote changes parent relationship to an unknown record which is synchronized later.
@@ -579,6 +584,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func changeParentRelationship_RemotelyThenLocally() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -659,6 +665,7 @@ extension BaseCloudKitTests {
         }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test
     func changeParentRelationship_RemoteFirstEdited_LocalSecondEdited_SendBatch_ReceiveCloudKit()
       async throws
@@ -759,6 +766,7 @@ extension BaseCloudKitTests {
         }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func cascadingDeletes() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
diff --git a/Tests/SharingGRDBTests/CloudKitTests/MergeConflictTests.swift b/Tests/SharingGRDBTests/CloudKitTests/MergeConflictTests.swift
index 36495d03..9dcb334a 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/MergeConflictTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/MergeConflictTests.swift
@@ -10,6 +10,7 @@ import Testing
 extension BaseCloudKitTests {
   @MainActor
   @Suite(.printTimestamps) final class MergeConflictTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func merge_clientRecordUpdatedBeforeServerRecord() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -164,6 +165,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func serverRecordUpdatedBeforeClientRecord() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -318,6 +320,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func serverAndClientEditDifferentFields() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -387,6 +390,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func serverRecordEditedAfterClientButProcessedBeforeClient() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -463,6 +467,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func serverRecordEditedAndProcessedBeforeClient() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -532,6 +537,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func serverRecordEditedBeforeClientButProcessedAfterClient() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
diff --git a/Tests/SharingGRDBTests/CloudKitTests/MetadataTests.swift b/Tests/SharingGRDBTests/CloudKitTests/MetadataTests.swift
index aebbc811..cc8e54f6 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/MetadataTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/MetadataTests.swift
@@ -134,6 +134,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func noParentRecordForRecordsWithMultipleForeignKeys() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -204,6 +205,7 @@ extension BaseCloudKitTests {
       #expect(parentRecordNames.allSatisfy { $0 == nil })
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func recordType() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -230,6 +232,7 @@ extension BaseCloudKitTests {
       )
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func parentRecordType() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -257,6 +260,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func parentRecordPrimaryKey() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
diff --git a/Tests/SharingGRDBTests/CloudKitTests/MockCloudDatabaseTests.swift b/Tests/SharingGRDBTests/CloudKitTests/MockCloudDatabaseTests.swift
index 7751074d..cc143b6f 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/MockCloudDatabaseTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/MockCloudDatabaseTests.swift
@@ -10,6 +10,7 @@ import Testing
 extension BaseCloudKitTests {
   @MainActor
   final class MockCloudDatabaseTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     init() async throws {
       try await super.init()
       let (saveZoneResults, _) = try syncEngine.private.database.modifyRecordZones(
@@ -374,6 +375,7 @@ extension BaseCloudKitTests {
       #expect(error == CKError(.notAuthenticated))
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func incorrectlyCreatingNewRecordIdentity() async throws {
       let record1 = CKRecord(recordType: "A", recordID: CKRecord.ID.init(recordName: "1"))
       _ = try syncEngine.modifyRecords(scope: .private, saving: [record1])
@@ -389,6 +391,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func saveShareWithoutRootRecord() async throws {
       let record = CKRecord(recordType: "A", recordID: CKRecord.ID(recordName: "1"))
       let share = CKShare(rootRecord: record, shareID: CKRecord.ID(recordName: "share"))
@@ -402,6 +405,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func saveShareAndRootThenSaveShareAlone() async throws {
       let record = CKRecord(recordType: "A", recordID: CKRecord.ID(recordName: "1"))
       let share = CKShare(rootRecord: record, shareID: CKRecord.ID(recordName: "share"))
diff --git a/Tests/SharingGRDBTests/CloudKitTests/NewTableSyncTests.swift b/Tests/SharingGRDBTests/CloudKitTests/NewTableSyncTests.swift
index 387cac19..72e4ddbc 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/NewTableSyncTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/NewTableSyncTests.swift
@@ -9,6 +9,7 @@ import Testing
 extension BaseCloudKitTests {
   @MainActor
   final class NewTableSyncTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     init() async throws {
       try await super.init(
         setUpUserDatabase: { userDatabase in
@@ -22,8 +23,8 @@ extension BaseCloudKitTests {
       )
     }
 
-    @Test
-    func initialSync() async throws {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
+    @Test func initialSync() async throws {
       try await syncEngine.processPendingRecordZoneChanges(scope: .private)
       assertInlineSnapshot(of: container, as: .customDump) {
         """
diff --git a/Tests/SharingGRDBTests/CloudKitTests/NextRecordZoneChangeBatchTests.swift b/Tests/SharingGRDBTests/CloudKitTests/NextRecordZoneChangeBatchTests.swift
index b8b23725..8c5056b0 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/NextRecordZoneChangeBatchTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/NextRecordZoneChangeBatchTests.swift
@@ -9,6 +9,7 @@ import Testing
 extension BaseCloudKitTests {
   @MainActor
   final class NextRecordZoneChangeBatchTests: BaseCloudKitTests, @unchecked Sendable {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func noMetadataForRecord() async throws {
       syncEngine.private.state.add(
         pendingRecordZoneChanges: [.saveRecord(Reminder.recordID(for: 1))]
@@ -31,6 +32,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func nonExistentTable() async throws {
       try await userDatabase.userWrite { db in
         try SyncMetadata.insert {
@@ -60,6 +62,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func metadataRowWithNoCorrespondingRecordRow() async throws {
       try await userDatabase.userWrite { db in
         try SyncMetadata.insert {
@@ -89,6 +92,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func saveRecord() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
@@ -122,8 +126,8 @@ extension BaseCloudKitTests {
       }
     }
 
-    @Test
-    func saveRecordWithParent() async throws {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
+    @Test func saveRecordWithParent() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
           RemindersList(id: 1, title: "Personal")
@@ -167,6 +171,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func savePrivateRecord() async throws {
       try await userDatabase.userWrite { db in
         try db.seed {
diff --git a/Tests/SharingGRDBTests/CloudKitTests/RecordTypeTests.swift b/Tests/SharingGRDBTests/CloudKitTests/RecordTypeTests.swift
index 14cddc17..2893c8bb 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/RecordTypeTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/RecordTypeTests.swift
@@ -452,6 +452,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func tearDown() async throws {
       try syncEngine.tearDownSyncEngine()
       try await userDatabase.userRead { db in
@@ -459,6 +460,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func resetUp() async throws {
       let recordTypes = try await userDatabase.userRead { db in
         try RecordType.all.fetchAll(db)
@@ -473,6 +475,7 @@ extension BaseCloudKitTests {
       expectNoDifference(recordTypes, recordTypesAfterReSetup)
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func migration() async throws {
       let recordTypes = try await userDatabase.userRead { db in
         try RecordType.order(by: \.tableName).fetchAll(db)
diff --git a/Tests/SharingGRDBTests/CloudKitTests/SyncEngineLifecycleTests.swift b/Tests/SharingGRDBTests/CloudKitTests/SyncEngineLifecycleTests.swift
index 0ef1aaf9..1d757710 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/SyncEngineLifecycleTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/SyncEngineLifecycleTests.swift
@@ -88,6 +88,7 @@ extension BaseCloudKitTests {
         }
       }
 
+      @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
       @Test func writeStopDeleteStart() async throws {
         try await userDatabase.userWrite { db in
           try db.seed {
@@ -121,6 +122,7 @@ extension BaseCloudKitTests {
         }
       }
 
+      @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
       @Test func addRemindersList_StopSyncEngine_EditTitle_StartSyncEngine() async throws {
         try await userDatabase.userWrite { db in
           try db.seed {
@@ -176,6 +178,7 @@ extension BaseCloudKitTests {
         }
       }
 
+      @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
       @Test func getSharedRecord_StopSyncEngine_WriteToSharedRecord_StartSyncing() async throws {
         let externalZoneID = CKRecordZone.ID(
           zoneName: "external.zone",
@@ -245,7 +248,8 @@ extension BaseCloudKitTests {
         }
       }
 
-      @Test func extenalSharedRecord_StopSyncEngine_DeleteSharedRecord_StartSyncEngine()
+      @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
+      @Test func externalSharedRecord_StopSyncEngine_DeleteSharedRecord_StartSyncEngine()
         async throws
       {
         let externalZoneID = CKRecordZone.ID(
@@ -290,6 +294,7 @@ extension BaseCloudKitTests {
         }
       }
 
+      @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
       @Test func sharedRecord_StopSyncEngine_DeleteSharedRecord_StartSyncEngine() async throws {
         let remindersList = RemindersList(id: 1, title: "Personal")
         try await userDatabase.userWrite { db in
@@ -355,6 +360,7 @@ extension BaseCloudKitTests {
     @MainActor
     final class SyncEngineLifecycleTests_ImmediatelyStopped: BaseCloudKitTests, @unchecked Sendable
     {
+      @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
       init() async throws {
         try await super.init(startImmediately: false)
       }
diff --git a/Tests/SharingGRDBTests/CloudKitTests/SyncEngineTests.swift b/Tests/SharingGRDBTests/CloudKitTests/SyncEngineTests.swift
index 3d83ba55..f7227cf9 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/SyncEngineTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/SyncEngineTests.swift
@@ -10,6 +10,7 @@ import Testing
 extension BaseCloudKitTests {
   @MainActor
   final class SyncEngineTests {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func inMemory() throws {
       #expect(URL(string: "")?.isInMemory == nil)
       #expect(URL(string: ":memory:")?.isInMemory == true)
@@ -18,6 +19,7 @@ extension BaseCloudKitTests {
       #expect(URL(string: "file:memdb1?mode=memory&cache=shared")?.isInMemory == true)
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func inMemoryUserDatabase() async throws {
       let syncEngine = try await SyncEngine(
         container: MockCloudContainer(
@@ -39,6 +41,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test(.dependency(\.context, .live))
     func inMemoryUserDatabase_LiveContext() async throws {
       let error = await #expect(throws: (any Error).self) {
@@ -59,6 +62,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func metadatabaseMismatch() async throws {
       let error = await #expect(throws: (any Error).self) {
         var configuration = Configuration()
diff --git a/Tests/SharingGRDBTests/CloudKitTests/SyncEngineValidationTests.swift b/Tests/SharingGRDBTests/CloudKitTests/SyncEngineValidationTests.swift
index 7a48a7f1..530d7e02 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/SyncEngineValidationTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/SyncEngineValidationTests.swift
@@ -14,6 +14,7 @@ extension BaseCloudKitTests {
 
   @MainActor
   struct SyncEngineValidationTests {
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func tableNameValidation() async throws {
       let error = try #require(
         await #expect(throws: (any Error).self) {
@@ -44,6 +45,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func foreignKeyActionValidation() async throws {
       let error = try #require(
         await #expect(throws: (any Error).self) {
@@ -104,6 +106,7 @@ extension BaseCloudKitTests {
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func userTriggerValidation() async throws {
       let error = try await #require(
         #expect(throws: (any Error).self) {
@@ -164,12 +167,13 @@ extension BaseCloudKitTests {
               [1]: "temporary_trigger"
             ]
           ),
-          debugDescription: #"Triggers must include 'sqlitedata_icloud_syncEngineIsSynchronizingChanges()' check: '("non_temporary_trigger", "remindersLists", "CREATE TRIGGER \"non_temporary_trigger\"\nAFTER UPDATE ON \"remindersLists\"\nFOR EACH ROW BEGIN\n  SELECT 1;\nEND")', '("temporary_trigger", "remindersLists", "CREATE TRIGGER \"temporary_trigger\"\nAFTER UPDATE ON \"remindersLists\"\nFOR EACH ROW BEGIN\n  SELECT 1;\nEND")'."#
+          debugDescription: "Triggers must include \'SyncEngine.isSynchronizingChanges()\' (\'sqlitedata_icloud_syncEngineIsSynchronizingChanges()\') check: \'non_temporary_trigger\', \'temporary_trigger\'."
         )
         """#
       }
     }
 
+    @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
     @Test func doNotValidateTriggersOnNonSyncedTables() async throws {
       let database = try DatabaseQueue(
         path: URL.temporaryDirectory.appending(path: "\(UUID().uuidString).sqlite").path()
diff --git a/Tests/SharingGRDBTests/CloudKitTests/UserlandTests.swift b/Tests/SharingGRDBTests/CloudKitTests/UserlandTests.swift
index 7a1ba9cd..a68b0ed6 100644
--- a/Tests/SharingGRDBTests/CloudKitTests/UserlandTests.swift
+++ b/Tests/SharingGRDBTests/CloudKitTests/UserlandTests.swift
@@ -3,6 +3,7 @@ import Testing
 import SharingGRDB
 
 @Suite struct UserlandTests {
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   @Test func basics() async throws {
     let database = try SharingGRDBTests.database(containerIdentifier: "tests")
     let syncEngine = try SyncEngine(
diff --git a/Tests/SharingGRDBTests/Internal/BaseCloudKitTests.swift b/Tests/SharingGRDBTests/Internal/BaseCloudKitTests.swift
index 195b2c9a..786fde92 100644
--- a/Tests/SharingGRDBTests/Internal/BaseCloudKitTests.swift
+++ b/Tests/SharingGRDBTests/Internal/BaseCloudKitTests.swift
@@ -14,12 +14,17 @@ import os
   }
 )
 class BaseCloudKitTests: @unchecked Sendable {
-  let container: MockCloudContainer
   let userDatabase: UserDatabase
   private let _syncEngine: any Sendable
+  private let _container: any Sendable
 
   @Dependency(\.datetime.now) var now
 
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
+  var container: MockCloudContainer {
+    _container as! MockCloudContainer
+  }
+
   @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   var syncEngine: SyncEngine {
     _syncEngine as! SyncEngine
@@ -39,12 +44,13 @@ class BaseCloudKitTests: @unchecked Sendable {
     try await setUpUserDatabase(userDatabase)
     let privateDatabase = MockCloudDatabase(databaseScope: .private)
     let sharedDatabase = MockCloudDatabase(databaseScope: .shared)
-    container = MockCloudContainer(
+    let container = MockCloudContainer(
       accountStatus: accountStatus,
       containerIdentifier: testContainerIdentifier,
       privateCloudDatabase: privateDatabase,
       sharedCloudDatabase: sharedDatabase
     )
+    _container = container
     privateDatabase.set(container: container)
     sharedDatabase.set(container: container)
     _syncEngine = try await SyncEngine(
@@ -81,6 +87,7 @@ class BaseCloudKitTests: @unchecked Sendable {
     }
   }
 
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   func signOut() async {
     container._accountStatus.withValue { $0 = .noAccount }
     await syncEngine.handleEvent(
@@ -93,6 +100,7 @@ class BaseCloudKitTests: @unchecked Sendable {
     )
   }
 
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   func signIn() async {
     container._accountStatus.withValue { $0 = .available }
     await syncEngine.handleEvent(
@@ -124,6 +132,7 @@ class BaseCloudKitTests: @unchecked Sendable {
   }
 }
 
+@available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
 extension SyncEngine {
   var `private`: MockSyncEngine {
     syncEngines.private as! MockSyncEngine
diff --git a/Tests/SharingGRDBTests/Internal/CloudKit+CustomDump.swift b/Tests/SharingGRDBTests/Internal/CloudKit+CustomDump.swift
index fa240a90..fe14d470 100644
--- a/Tests/SharingGRDBTests/Internal/CloudKit+CustomDump.swift
+++ b/Tests/SharingGRDBTests/Internal/CloudKit+CustomDump.swift
@@ -18,10 +18,12 @@
     }
   }
 
-  @available(macOS 14, iOS 17, tvOS 17, watchOS 10, *)
-  extension CKRecord: @retroactive CustomDumpReflectable {
+  extension CKRecord {
     @TaskLocal static var printTimestamps = false
+  }
 
+  @available(macOS 14, iOS 17, tvOS 17, watchOS 10, *)
+  extension CKRecord: @retroactive CustomDumpReflectable {
     public var customDumpMirror: Mirror {
       let keys = encryptedValues.allKeys()
         .filter { key in
diff --git a/Tests/SharingGRDBTests/Internal/CloudKitTestHelpers.swift b/Tests/SharingGRDBTests/Internal/CloudKitTestHelpers.swift
index bb90c86f..1f2d1835 100644
--- a/Tests/SharingGRDBTests/Internal/CloudKitTestHelpers.swift
+++ b/Tests/SharingGRDBTests/Internal/CloudKitTestHelpers.swift
@@ -5,6 +5,7 @@ import OrderedCollections
 import SharingGRDBCore
 import Testing
 
+@available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
 extension PrimaryKeyedTable where PrimaryKey.QueryOutput: IdentifierStringConvertible {
   static func recordID(
     for id: PrimaryKey.QueryOutput,
@@ -17,8 +18,7 @@ extension PrimaryKeyedTable where PrimaryKey.QueryOutput: IdentifierStringConver
   }
 }
 
-
-
+@available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
 extension SyncEngine {
   struct ModifyRecordsCallback {
     fileprivate let operation: @Sendable () async -> Void
diff --git a/Tests/SharingGRDBTests/Internal/Schema.swift b/Tests/SharingGRDBTests/Internal/Schema.swift
index 2022a0e2..c79e4da8 100644
--- a/Tests/SharingGRDBTests/Internal/Schema.swift
+++ b/Tests/SharingGRDBTests/Internal/Schema.swift
@@ -72,7 +72,7 @@ import SharingGRDB
   let id: Int
 }
 
-@available(macOS 13, iOS 16, tvOS 16, watchOS 9, *)
+@available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
 func database(containerIdentifier: String) throws -> DatabasePool {
   var configuration = Configuration()
   configuration.prepareDatabase { db in
diff --git a/Tests/SharingGRDBTests/Internal/UserDatabaseHelpers.swift b/Tests/SharingGRDBTests/Internal/UserDatabaseHelpers.swift
index 4a1c7ea6..1f51b94b 100644
--- a/Tests/SharingGRDBTests/Internal/UserDatabaseHelpers.swift
+++ b/Tests/SharingGRDBTests/Internal/UserDatabaseHelpers.swift
@@ -2,8 +2,9 @@ import GRDB
 import SharingGRDBCore
 
 extension UserDatabase {
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   func userWrite<T: Sendable>(
-    _ updates: @escaping @Sendable (Database) throws -> T
+    _ updates: @Sendable (Database) throws -> T
   ) async throws -> T {
     try await write { db in
       try SyncEngine.$_isSynchronizingChanges.withValue(false) {
@@ -12,8 +13,9 @@ extension UserDatabase {
     }
   }
 
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   func userRead<T: Sendable>(
-    _ updates: @escaping @Sendable (Database) throws -> T
+    _ updates: @Sendable (Database) throws -> T
   ) async throws -> T {
     try await read { db in
       try SyncEngine.$_isSynchronizingChanges.withValue(false) {
@@ -23,6 +25,7 @@ extension UserDatabase {
   }
 
   @_disfavoredOverload
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   func userWrite<T>(
     _ updates: (Database) throws -> T
   ) throws -> T {
@@ -34,6 +37,7 @@ extension UserDatabase {
   }
 
   @_disfavoredOverload
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   func userRead<T>(
     _ updates: (Database) throws -> T
   ) throws -> T {
diff --git a/Tests/SharingGRDBTests/SharingGRDBTests.swift b/Tests/SharingGRDBTests/SharingGRDBTests.swift
index 59bc0487..ffc088e5 100644
--- a/Tests/SharingGRDBTests/SharingGRDBTests.swift
+++ b/Tests/SharingGRDBTests/SharingGRDBTests.swift
@@ -76,6 +76,7 @@ import Testing
   }
 
   @Test(.dependency(\.defaultDatabase, try .database()))
+  @available(iOS 17, macOS 14, tvOS 17, watchOS 10, *)
   func fetchAnimationHashValue() async throws {
     let fetchKey1: some SharedReaderKey<Void> = .fetch(Fetch1())
     let fetchKey2: some SharedReaderKey<Void> = .fetch(Fetch2(), animation: .default)