diff --git a/Source/Armchair.swift b/Source/Armchair.swift
index 5154deb..8b0d9cb 100644
--- a/Source/Armchair.swift
+++ b/Source/Armchair.swift
@@ -1241,7 +1241,7 @@ open class Manager : ArmchairManager {
                     // get the top most controller (= the StoreKit Controller) and dismiss it
                     if let presentingController = UIApplication.shared.keyWindow?.rootViewController {
                         if let topController = Manager.topMostViewController(presentingController) {
-                            topController.present(alertView, animated: usesAnimation) { [weak self] _ in
+                            topController.present(alertView, animated: usesAnimation) { [weak self] in
                                 if let closure = self?.didDisplayAlertClosure {
                                     closure()
                                 }
@@ -1777,12 +1777,12 @@ open class Manager : ArmchairManager {
     // MARK: -
     // MARK: Notification Handlers
     
-    public func appWillResignActive(_ notification: Notification) {
+    @objc public func appWillResignActive(_ notification: Notification) {
         debugLog("appWillResignActive:")
         hideRatingAlert()
     }
     
-    public func applicationDidFinishLaunching(_ notification: Notification) {
+    @objc public func applicationDidFinishLaunching(_ notification: Notification) {
         DispatchQueue.global(qos: .background).async {
             self.debugLog("applicationDidFinishLaunching:")
             self.migrateKeysIfNecessary()
@@ -1790,7 +1790,7 @@ open class Manager : ArmchairManager {
         }
     }
     
-    public func applicationWillEnterForeground(_ notification: Notification) {
+    @objc public func applicationWillEnterForeground(_ notification: Notification) {
         DispatchQueue.global(qos: .background).async {
             self.debugLog("applicationWillEnterForeground:")
             self.migrateKeysIfNecessary()