diff --git a/Package.swift b/Package.swift
index 01415971..acfbbf71 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.7
+// swift-tools-version:5.9
 
 import PackageDescription
 
@@ -38,6 +38,9 @@ let SwiftWin32: Package =
                     ],
                     path: "Sources/SwiftWin32",
                     exclude: ["CoreAnimation", "CMakeLists.txt"],
+                    swiftSettings: [
+                      .enableExperimentalFeature("AccessLevelOnImport"),
+                    ],
                     linkerSettings: [
                       .linkedLibrary("User32"),
                       .linkedLibrary("ComCtl32"),
diff --git a/Package@swift-5.7.swift b/Package@swift-5.7.swift
new file mode 100644
index 00000000..01415971
--- /dev/null
+++ b/Package@swift-5.7.swift
@@ -0,0 +1,80 @@
+// swift-tools-version:5.7
+
+import PackageDescription
+
+let SwiftWin32: Package =
+  Package(name: "SwiftWin32",
+          products: [
+            .library(name: "SwiftWin32",
+                      type: .dynamic,
+                      targets: ["SwiftWin32"]),
+            .library(name: "SwiftWin32UI",
+                      type: .dynamic,
+                      targets: ["SwiftWin32UI"]),
+            .executable(name: "UICatalog", targets: ["UICatalog"]),
+            .executable(name: "Calculator", targets: ["Calculator"]),
+          ],
+          dependencies: [
+            .package(url: "https://github.com/apple/swift-log.git",
+                     .upToNextMajor(from: "1.4.3")),
+            .package(url: "https://github.com/apple/swift-collections.git",
+                     .upToNextMinor(from: "1.0.0")),
+            .package(url: "https://github.com/compnerd/cassowary.git",
+                     branch: "main"),
+            .package(url: "https://github.com/compnerd/swift-com.git",
+                     revision: "ebbc617d3b7ba3a2023988a74bebd118deea4cc5"),
+          ],
+          targets: [
+            .target(name: "CoreAnimation",
+                    path: "Sources/SwiftWin32/CoreAnimation"),
+            .target(name: "SwiftWin32",
+                    dependencies: [
+                      "CoreAnimation",
+                      .product(name: "Logging", package: "swift-log"),
+                      .product(name: "OrderedCollections",
+                               package: "swift-collections"),
+                      .product(name: "cassowary", package: "cassowary"),
+                      .product(name: "SwiftCOM", package: "swift-com"),
+                    ],
+                    path: "Sources/SwiftWin32",
+                    exclude: ["CoreAnimation", "CMakeLists.txt"],
+                    linkerSettings: [
+                      .linkedLibrary("User32"),
+                      .linkedLibrary("ComCtl32"),
+                    ]),
+            .target(name: "SwiftWin32UI",
+                    dependencies: ["SwiftWin32"],
+                    path: "Sources/SwiftWin32UI",
+                    exclude: ["CMakeLists.txt"]),
+            .executableTarget(name: "Calculator",
+                              dependencies: ["SwiftWin32"],
+                              path: "Examples/Calculator",
+                              exclude: [
+                                "CMakeLists.txt",
+                                "Calculator.exe.manifest",
+                                "Info.plist",
+                              ],
+                              swiftSettings: [
+                                .unsafeFlags(["-parse-as-library"])
+                              ]),
+            .executableTarget(name: "UICatalog",
+                              dependencies: ["SwiftWin32"],
+                              path: "Examples/UICatalog",
+                              exclude: [
+                                "CMakeLists.txt",
+                                "Info.plist",
+                                "UICatalog.exe.manifest",
+                              ],
+                              resources: [
+                                .copy("Assets/CoffeeCup.jpg")
+                              ],
+                              swiftSettings: [
+                                .unsafeFlags(["-parse-as-library"])
+                              ]),
+            .target(name: "TestUtilities", path: "Tests/Utilities"),
+            .testTarget(name: "AutoLayoutTests", dependencies: ["SwiftWin32"]),
+            .testTarget(name: "CoreGraphicsTests", dependencies: ["SwiftWin32"]),
+            .testTarget(name: "SupportTests", dependencies: ["SwiftWin32"]),
+            .testTarget(name: "UICoreTests",
+                        dependencies: ["SwiftWin32", "TestUtilities"])
+          ])
diff --git a/Sources/SwiftWin32/Platform/Win32+Menu.swift b/Sources/SwiftWin32/Platform/Win32+Menu.swift
index 4251125f..a4cd19b3 100644
--- a/Sources/SwiftWin32/Platform/Win32+Menu.swift
+++ b/Sources/SwiftWin32/Platform/Win32+Menu.swift
@@ -3,8 +3,12 @@
 
 import WinSDK
 
+#if swift(>=5.9)
+internal import OrderedCollections
+#else
 @_implementationOnly
 import OrderedCollections
+#endif
 
 internal final class _MenuBuilder: MenuSystem {
   internal private(set) var hMenu: MenuHandle
diff --git a/Sources/SwiftWin32/Support/Logging.swift b/Sources/SwiftWin32/Support/Logging.swift
index 7a15d125..51d88fde 100644
--- a/Sources/SwiftWin32/Support/Logging.swift
+++ b/Sources/SwiftWin32/Support/Logging.swift
@@ -1,7 +1,11 @@
 // Copyright © 2020 Saleem Abdulrasool <compnerd@compnerd.org>
 // SPDX-License-Identifier: BSD-3-Clause
 
+#if swift(>=5.9)
+internal import Logging
+#else
 @_implementationOnly
 import Logging
+#endif
 
 internal let log: Logger = Logger(label: "org.compnerd.swift-win32")