diff --git a/CHANGELOG.md b/CHANGELOG.md
index 54d38c82c..99be4f95e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,14 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## 6.2.12
+#### Added
+- Added authentication support
+
+## 6.2.12-beta1
+#### Added
+- Added authentication support
+
 ## 6.2.11
 #### Added
 - Xcode 12 and iOS 14 support.
diff --git a/Iterable-iOS-AppExtensions.podspec b/Iterable-iOS-AppExtensions.podspec
index e89eea479..4514def8f 100644
--- a/Iterable-iOS-AppExtensions.podspec
+++ b/Iterable-iOS-AppExtensions.podspec
@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name         = "Iterable-iOS-AppExtensions"
   s.module_name  = "IterableAppExtensions"
-  s.version      = "6.2.11"
+  s.version      = "6.2.12"
   s.summary      = "App Extensions for Iterable SDK"
 
   s.description  = <<-DESC
diff --git a/Iterable-iOS-SDK.podspec b/Iterable-iOS-SDK.podspec
index a8fb91229..984b97895 100644
--- a/Iterable-iOS-SDK.podspec
+++ b/Iterable-iOS-SDK.podspec
@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name         = "Iterable-iOS-SDK"
   s.module_name  = "IterableSDK"
-  s.version      = "6.2.11"
+  s.version      = "6.2.12"
   s.summary      = "Iterable's official SDK for iOS"
 
   s.description  = <<-DESC
diff --git a/swift-sdk/Internal/AuthManager.swift b/swift-sdk/Internal/AuthManager.swift
index 7ba5472b9..20e8aeee3 100644
--- a/swift-sdk/Internal/AuthManager.swift
+++ b/swift-sdk/Internal/AuthManager.swift
@@ -42,7 +42,7 @@ class AuthManager: IterableInternalAuthManagerProtocol {
     }
     
     // @objc attribute only needed for the pre-iOS 10 Timer constructor in queueAuthTokenExpirationRefresh
-    @objc func requestNewAuthToken(hasFailedPriorAuth: Bool = false, onSuccess: ((String?) -> Void)? = nil) {
+    @objc func requestNewAuthToken(hasFailedPriorAuth: Bool = false, onSuccess: AuthTokenRetrievalHandler? = nil) {
         guard !pendingAuth else {
             return
         }
@@ -92,7 +92,7 @@ class AuthManager: IterableInternalAuthManagerProtocol {
         queueAuthTokenExpirationRefresh(authToken)
     }
     
-    private func onAuthTokenReceived(retrievedAuthToken: String?, onSuccess: ((String?) -> Void)?) {
+    private func onAuthTokenReceived(retrievedAuthToken: String?, onSuccess: AuthTokenRetrievalHandler?) {
         pendingAuth = false
         
         authToken = retrievedAuthToken
diff --git a/swift-sdk/IterableAPI.swift b/swift-sdk/IterableAPI.swift
index 0116df326..d9f800218 100644
--- a/swift-sdk/IterableAPI.swift
+++ b/swift-sdk/IterableAPI.swift
@@ -9,7 +9,7 @@ import UIKit
 
 @objcMembers public final class IterableAPI: NSObject {
     /// The current SDK version
-    public static let sdkVersion = "6.2.11"
+    public static let sdkVersion = "6.2.12"
     
     /// The email of the logged in user that this IterableAPI is using
     public static var email: String? {