diff --git a/Brief/Updater.swift b/Brief/Updater.swift
index 30cae8e..097d9a1 100644
--- a/Brief/Updater.swift
+++ b/Brief/Updater.swift
@@ -7,7 +7,7 @@ public protocol UpdaterProtocol: ObservableObject {
 
 }
 
-@MainActor public class Updater: ObservableObject, UpdaterProtocol {
+public class Updater: ObservableObject, UpdaterProtocol {
 
     @Published public var update: Release?
 
@@ -30,10 +30,10 @@ public protocol UpdaterProtocol: ObservableObject {
     public func checkForUpdates() async {
         guard let (data, _) = try? await URLSession.shared.data(from: Constants.updateURL) else { return }
         guard let releases = try? JSONDecoder().decode([Release].self, from: data) else { return }
-        evaluate(releases: releases)
+        await evaluate(releases: releases)
     }
 
-    public func ignore(release: Release) {
+    @MainActor public func ignore(release: Release) {
         guard !release.critical else { return }
         defaults.set(true, forKey: release.name)
         update = release
@@ -47,7 +47,7 @@ public protocol UpdaterProtocol: ObservableObject {
 
 extension Updater {
 
-    func evaluate(releases: [Release]) {
+    @MainActor func evaluate(releases: [Release]) {
         guard let release = releases
                 .sorted()
                 .reversed()
diff --git a/SecretAgent/AppDelegate.swift b/SecretAgent/AppDelegate.swift
index d54210c..0e7e9b0 100644
--- a/SecretAgent/AppDelegate.swift
+++ b/SecretAgent/AppDelegate.swift
@@ -33,7 +33,11 @@ class AppDelegate: NSObject, NSApplicationDelegate {
         notifier.prompt()
         updateSink = updater.$update.sink { update in
             guard let update = update else { return }
-            self.notifier.notify(update: update, ignore: self.updater.ignore(release:))
+            Task {
+                await MainActor.run {
+                    self.notifier.notify(update: update, ignore: self.updater.ignore(release:))
+                }
+            }
         }
     }
 
diff --git a/SecretAgent/Notifier.swift b/SecretAgent/Notifier.swift
index ffa8059..82ccd84 100644
--- a/SecretAgent/Notifier.swift
+++ b/SecretAgent/Notifier.swift
@@ -79,7 +79,7 @@ class Notifier {
         notificationCenter.add(request, withCompletionHandler: nil)
     }
 
-    func notify(update: Release, ignore: ((Release) -> Void)?) {
+    func notify(update: Release, ignore: (@MainActor (Release) -> Void)?) {
         notificationDelegate.release = update
         notificationDelegate.ignore = ignore
         let notificationCenter = UNUserNotificationCenter.current()
@@ -136,7 +136,7 @@ extension Notifier {
 class NotificationDelegate: NSObject, UNUserNotificationCenterDelegate {
 
     fileprivate var release: Release?
-    fileprivate var ignore: ((Release) -> Void)?
+    fileprivate var ignore: (@MainActor (Release) -> Void)?
     fileprivate var persistAuthentication: ((AnySecret, AnySecretStore, TimeInterval?) -> Void)?
     fileprivate var persistOptions: [String: TimeInterval] = [:]
     fileprivate var pendingPersistableStores: [String: AnySecretStore] = [:]
@@ -146,7 +146,7 @@ class NotificationDelegate: NSObject, UNUserNotificationCenterDelegate {
 
     }
 
-    func userNotificationCenter(_ center: UNUserNotificationCenter, didReceive response: UNNotificationResponse, withCompletionHandler completionHandler: @escaping () -> Void) {
+    @MainActor func userNotificationCenter(_ center: UNUserNotificationCenter, didReceive response: UNNotificationResponse, withCompletionHandler completionHandler: @escaping () -> Void) {
         let category = response.notification.request.content.categoryIdentifier
         switch category {
         case Notifier.Constants.updateCategoryIdentitifier:
@@ -160,7 +160,7 @@ class NotificationDelegate: NSObject, UNUserNotificationCenterDelegate {
         completionHandler()
     }
 
-    func handleUpdateResponse(response: UNNotificationResponse) {
+    @MainActor func handleUpdateResponse(response: UNNotificationResponse) {
         guard let update = release else { return }
         switch response.actionIdentifier {
         case Notifier.Constants.updateActionIdentitifier, UNNotificationDefaultActionIdentifier:
diff --git a/Secretive/Controllers/AgentStatusChecker.swift b/Secretive/Controllers/AgentStatusChecker.swift
index c8c0465..2b79453 100644
--- a/Secretive/Controllers/AgentStatusChecker.swift
+++ b/Secretive/Controllers/AgentStatusChecker.swift
@@ -16,7 +16,11 @@ class AgentStatusChecker: ObservableObject, AgentStatusCheckerProtocol {
     }
 
     func check() {
-        running = instanceSecretAgentProcess != nil
+        Task {
+            await MainActor.run {
+                running = instanceSecretAgentProcess != nil
+            }
+        }
     }
 
     // All processes, including ones from older versions, etc