diff --git a/Package.swift b/Package.swift
index 697c443..9517235 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.7
+// swift-tools-version:5.3
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
@@ -9,7 +9,7 @@ let package = Package(
         .iOS(.v10),
         .macOS(.v10_13),
         .tvOS(.v9),
-        .watchOS(.v3),
+        .watchOS(.v3)
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.