diff --git a/Package@swift-5.9.swift b/Package@swift-5.9.swift
index e442db3..6616b96 100644
--- a/Package@swift-5.9.swift
+++ b/Package@swift-5.9.swift
@@ -3,12 +3,12 @@ import PackageDescription
 
 let package = Package(
     name: "APNGKit",
-    platforms: [.macOS(.v10_11), .iOS(.v9), .tvOS(.v9)],
+    platforms: [.macOS(.v10_13), .iOS(.v12), .tvOS(.v12)],
     products: [
         .library(name: "APNGKit", targets: ["APNGKit"])
     ],
     dependencies: [
-        .package(name: "Delegate", url: "https://github.com/onevcat/Delegate.git", .upToNextMajor(from: "1.1.1"))
+        .package(url: "https://github.com/onevcat/Delegate.git", from: "1.1.1")
     ],
     targets: [
         .target(