diff --git a/Package.swift b/Package.swift
index 26c76d06..6f51fdd4 100644
--- a/Package.swift
+++ b/Package.swift
@@ -17,7 +17,7 @@ let targets: [Target] = [
 let package = Package(
     name: "ZIPFoundation",
     platforms: [
-        .macOS(.v10_11), .iOS(.v9), .tvOS(.v9), .watchOS(.v2)
+        .macOS(.v10_11), .iOS(.v12), .tvOS(.v12), .watchOS(.v9)
     ],
     products: [
         .library(name: "ZIPFoundation", targets: ["ZIPFoundation"])
diff --git a/README.md b/README.md
index 8f8ebe25..47d68484 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@ To learn more about the performance characteristics of the framework, you can re
 
 ## Requirements
 
-- iOS 12.0+ / macOS 10.11+ / tvOS 12.0+ / watchOS 2.0+ / visionOS 1.0+
+- iOS 12.0+ / macOS 10.11+ / tvOS 12.0+ / watchOS 9.0+ / visionOS 1.0+
 - Or Linux with zlib development package
 - Xcode 11.0
 - Swift 4.0