diff --git a/Package.swift b/Package.swift
index 86fab7e..bbd0daf 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:5.2
+// swift-tools-version:5.4
 
 /**
  * Copyright IBM Corporation and the Kitura project authors 2018-2020
@@ -23,6 +23,12 @@ let targetDependencies: [Target.Dependency]
 
 let package = Package(
     name: "SwiftJWT",
+    platforms: [
+        .macOS(.v11),
+        .iOS(.v14),
+        .tvOS(.v14),
+        .watchOS(.v7)
+    ],
     products: [
         // Products define the executables and libraries produced by a package, and make them visible to other packages.
         .library(
@@ -31,20 +37,21 @@ let package = Package(
         )
     ],
     dependencies: [
-        .package(name: "CryptorRSA", url: "https://github.com/Kitura/BlueRSA.git", from: "1.0.202"),
-        .package(name: "Cryptor", url: "https://github.com/Kitura/BlueCryptor.git", from: "2.0.1"),
+        .package(name: "CryptorRSA", url: "https://github.com/Kitura/BlueRSA.git", from: "1.0.203"),
+        .package(name: "Cryptor", url: "https://github.com/Kitura/BlueCryptor.git", from: "2.1.0"),
         .package(name: "CryptorECC", url: "https://github.com/Kitura/BlueECC.git", from: "1.2.200"),
         .package(url: "https://github.com/Kitura/LoggerAPI.git", from: "2.0.0"),
         .package(url: "https://github.com/Kitura/KituraContracts.git", from: "2.0.1")
     ],
     targets: [
-        .target(name: "SwiftJWT", dependencies: [
-            "LoggerAPI",
-            "KituraContracts",
-            "CryptorRSA",
-            "Cryptor",
-            "CryptorECC",
-        ]),
+        .target(name: "SwiftJWT",
+                dependencies: [
+                    "LoggerAPI",
+                    "KituraContracts",
+                    "CryptorRSA",
+                    "Cryptor",
+                    "CryptorECC",
+                ]),
         .testTarget(name: "SwiftJWTTests", dependencies: ["SwiftJWT"])
 	]
 )
diff --git a/SwiftJWT.podspec b/SwiftJWT.podspec
index 6e54bf3..5db5b17 100644
--- a/SwiftJWT.podspec
+++ b/SwiftJWT.podspec
@@ -1,20 +1,20 @@
 Pod::Spec.new do |s|
   s.name         = "SwiftJWT"
-  s.version      = "4.0.1"
+  s.version      = "4.1.0"
   s.summary      = "An implementation of JSON Web Token using Swift."
   s.homepage     = "https://github.com/Kitura/Swift-JWT"
   s.license      = { :type => "Apache License, Version 2.0" }
   s.authors      = 'IBM and the Kitura project authors'
   s.module_name  = 'SwiftJWT'
-  s.swift_version = '5.2'
-  s.osx.deployment_target = "10.13"
-  s.ios.deployment_target = "11.0"
-  s.tvos.deployment_target = "11.0"
-  s.watchos.deployment_target = "4.0"
+  s.swift_version = '5.4'
+  s.osx.deployment_target = "11.5"
+  s.ios.deployment_target = "14.5"
+  s.tvos.deployment_target = "14.5"
+  s.watchos.deployment_target = "7.5"
   s.source       = { :git => "https://github.com/Kitura/Swift-JWT.git", :tag => s.version }
   s.source_files  = "Sources/**/*.swift"
-  s.dependency 'BlueRSA', '~> 1.0.200'
-  s.dependency 'BlueCryptor', '~> 2.0.1'
+  s.dependency 'BlueRSA', '~> 1.0.203'
+  s.dependency 'BlueCryptor', '~> 2.1.0'
   s.dependency 'BlueECC', '~> 1.2.200'
   s.dependency 'LoggerAPI', '~> 2.0.0'
   s.dependency 'KituraContracts', '~> 2.0.1'
diff --git a/Tests/SwiftJWTTests/TestJWT.swift b/Tests/SwiftJWTTests/TestJWT.swift
index 647727a..469fbfb 100644
--- a/Tests/SwiftJWTTests/TestJWT.swift
+++ b/Tests/SwiftJWTTests/TestJWT.swift
@@ -72,8 +72,13 @@ struct TestClaims: Claims, Equatable {
     }
 }
 
-extension Header: Equatable {
+#if compiler(>=6)
+extension Header: @retroactive Equatable {}
+#else
+extension Header: Equatable {}
+#endif
 
+extension Header {
     /// Function to check if two headers are equal. Required to conform to the equatable protocol.
     public static func == (lhs: Header, rhs: Header) -> Bool {
         return lhs.alg == rhs.alg &&