Merge pull request #810 from Free-FreeThinker/patch-1

Update README.md

README.md

@@ -160,7 +160,7 @@ Run `carthage` to build the framework and drag the built CryptoSwift.framework i
 You can use [Swift Package Manager](https://swift.org/package-manager/) and specify dependency in `Package.swift` by adding this:
 
 ```swift
-.package(url: "https://github.com/krzyzanowskim/CryptoSwift.git", .upToNextMinor(from: "1.0"))
+.package(url: "https://github.com/krzyzanowskim/CryptoSwift.git", .upToNextMinor(from: "1.3.1"))
 ```
 
 See: [Package.swift - manual](http://blog.krzyzanowskim.com/2016/08/09/package-swift-manual/)