diff --git a/Package.swift b/Package.swift
index 181be0b..45bcd7b 100644
--- a/Package.swift
+++ b/Package.swift
@@ -3,6 +3,12 @@ import PackageDescription
 
 let package = Package(
     name: "LRUCache",
+    platforms: [
+        .iOS(.v13),
+        .macOS(.v10_13),
+        .tvOS(.v13),
+        .watchOS(.v6),
+    ],
     products: [
         .library(name: "LRUCache", targets: ["LRUCache"]),
     ],
diff --git a/README.md b/README.md
index 98d8697..213fd63 100644
--- a/README.md
+++ b/README.md
@@ -22,12 +22,12 @@
 
 LRUCache is packaged as a dynamic framework that you can import into your Xcode project. You can install this manually, or by using Swift Package Manager.
 
-**Note:** LRUCache requires Xcode 14+ to build, and runs on iOS 10+ or macOS 10.12+.
+**Note:** LRUCache requires Xcode 14+ to build, and runs on iOS/tvOS 13+, watchOS 6+ or macOS 10.13+.
 
 To install using Swift Package Manage, add this to the `dependencies:` section in your Package.swift file:
 
 ```swift
-.package(url: "https://github.com/nicklockwood/LRUCache.git", .upToNextMinor(from: "1.1.0")),
+.package(url: "https://github.com/nicklockwood/LRUCache.git", .upToNextMinor(from: "1.1.1")),
 ```