diff --git a/Xcodes.xcodeproj/project.pbxproj b/Xcodes.xcodeproj/project.pbxproj
index 61841e3..9f6cdd2 100644
--- a/Xcodes.xcodeproj/project.pbxproj
+++ b/Xcodes.xcodeproj/project.pbxproj
@@ -1415,8 +1415,8 @@
 			isa = XCRemoteSwiftPackageReference;
 			repositoryURL = "https://github.com/sparkle-project/Sparkle/";
 			requirement = {
-				kind = exactVersion;
-				version = "1.24.0-spm";
+				kind = upToNextMajorVersion;
+				minimumVersion = 2.0.0;
 			};
 		};
 /* End XCRemoteSwiftPackageReference section */
diff --git a/Xcodes.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved b/Xcodes.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved
index c92db7b..58f4e08 100644
--- a/Xcodes.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved
+++ b/Xcodes.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved
@@ -60,8 +60,8 @@
         "repositoryURL": "https://github.com/sparkle-project/Sparkle/",
         "state": {
           "branch": null,
-          "revision": "891afd44c7075e699924ed9b81d8dc94a5111dfd",
-          "version": "1.24.0-spm"
+          "revision": "286edd1fa22505a9e54d170e9fd07d775ea233f2",
+          "version": "2.1.0"
         }
       },
       {
diff --git a/Xcodes/Frontend/Preferences/PreferencesView.swift b/Xcodes/Frontend/Preferences/PreferencesView.swift
index 8b773e8..5f6dc42 100644
--- a/Xcodes/Frontend/Preferences/PreferencesView.swift
+++ b/Xcodes/Frontend/Preferences/PreferencesView.swift
@@ -5,6 +5,7 @@ struct PreferencesView: View {
         case general, updates, advanced, experiment
     }
     @EnvironmentObject var appState: AppState
+    @EnvironmentObject var updater: ObservableUpdater
     
     var body: some View {
         TabView {
@@ -15,6 +16,7 @@ struct PreferencesView: View {
                 }
                 .tag(Tabs.general)
             UpdatesPreferencePane()
+                .environmentObject(updater)
                 .tabItem {
                     Label("Updates", systemImage: "arrow.triangle.2.circlepath.circle")
                 }
diff --git a/Xcodes/Frontend/Preferences/UpdatesPreferencePane.swift b/Xcodes/Frontend/Preferences/UpdatesPreferencePane.swift
index e94274b..5e3db80 100644
--- a/Xcodes/Frontend/Preferences/UpdatesPreferencePane.swift
+++ b/Xcodes/Frontend/Preferences/UpdatesPreferencePane.swift
@@ -3,7 +3,7 @@ import Sparkle
 import SwiftUI
 
 struct UpdatesPreferencePane: View {
-    @StateObject var updater = ObservableUpdater()
+    @EnvironmentObject var updater: ObservableUpdater
     
     @AppStorage("autoInstallation") var autoInstallationType: AutoInstallationType = .none
     
@@ -41,7 +41,7 @@ struct UpdatesPreferencePane: View {
                     )
                     
                     Button("CheckNow") {
-                        SUUpdater.shared()?.checkForUpdates(nil)
+                        updater.checkForUpdates()
                     }
                     
                     Text(String(format: localizeString("LastChecked"), lastUpdatedString))
@@ -69,9 +69,11 @@ struct UpdatesPreferencePane: View {
 }
 
 class ObservableUpdater: ObservableObject {
+    private let updater: SPUUpdater
+      
     @Published var automaticallyChecksForUpdates = false {
         didSet {
-            SUUpdater.shared()?.automaticallyChecksForUpdates = automaticallyChecksForUpdates
+            updater.automaticallyChecksForUpdates = automaticallyChecksForUpdates
         }
     }
     private var automaticallyChecksForUpdatesObservation: NSKeyValueObservation?
@@ -82,15 +84,17 @@ class ObservableUpdater: ObservableObject {
             UserDefaults.standard.setValue(includePrereleaseVersions, forKey: "includePrereleaseVersions")
 
             if includePrereleaseVersions {
-                SUUpdater.shared()?.feedURL = .prereleaseAppcast
+                updater.setFeedURL(.prereleaseAppcast)
             } else {
-                SUUpdater.shared()?.feedURL = .appcast
+                updater.setFeedURL(.appcast)
             }
         }
     }
     
     init() {
-        automaticallyChecksForUpdatesObservation = SUUpdater.shared()?.observe(
+        updater = SPUStandardUpdaterController(startingUpdater: true, updaterDelegate: nil, userDriverDelegate: nil).updater
+        
+        automaticallyChecksForUpdatesObservation = updater.observe(
             \.automaticallyChecksForUpdates, 
             options: [.initial, .new, .old],
             changeHandler: { [unowned self] updater, change in
@@ -98,7 +102,7 @@ class ObservableUpdater: ObservableObject {
                 self.automaticallyChecksForUpdates = updater.automaticallyChecksForUpdates
             }
         )
-        lastUpdateCheckDateObservation = SUUpdater.shared()?.observe(
+        lastUpdateCheckDateObservation = updater.observe(
             \.lastUpdateCheckDate, 
             options: [.initial, .new, .old],
             changeHandler: { [unowned self] updater, change in
@@ -107,6 +111,10 @@ class ObservableUpdater: ObservableObject {
         )
         includePrereleaseVersions = UserDefaults.standard.bool(forKey: "includePrereleaseVersions")
     }
+    
+    func checkForUpdates() {
+        updater.checkForUpdates()
+    }
 }
 
 extension URL {
diff --git a/Xcodes/Resources/Licenses.rtf b/Xcodes/Resources/Licenses.rtf
index 4800d6a..68f9b51 100644
--- a/Xcodes/Resources/Licenses.rtf
+++ b/Xcodes/Resources/Licenses.rtf
@@ -402,7 +402,7 @@ bspatch.c and bsdiff.c, from bsdiff 4.3 <http://www.daemonology.net/bsdiff/>:\
 sais.c and sais.c, from sais-lite (2010/08/07) <https://sites.google.com/site/yuta256/sais>:\
     Copyright (c) 2008-2010 Yuta Mori.\
 \
-SUDSAVerifier.m:\
+SUSignatureVerifier.m:\
     Copyright (c) 2011 Mark Hamlin.\
 \
 All rights reserved.\
diff --git a/Xcodes/XcodesApp.swift b/Xcodes/XcodesApp.swift
index cfdb3af..76fb1a3 100644
--- a/Xcodes/XcodesApp.swift
+++ b/Xcodes/XcodesApp.swift
@@ -8,11 +8,13 @@ struct XcodesApp: App {
     @SwiftUI.Environment(\.scenePhase) private var scenePhase: ScenePhase
     @SwiftUI.Environment(\.openURL) var openURL: OpenURLAction
     @StateObject private var appState = AppState()
-    
+    @StateObject private var updater = ObservableUpdater()
+   
     var body: some Scene {
         WindowGroup("Xcodes") {
             MainWindow()
                 .environmentObject(appState)
+                .environmentObject(updater)
                 // This is intentionally used on a View, and not on a WindowGroup, 
                 // so that it's triggered when an individual window's phase changes instead of all window phases.
                 // When used on a View it's also invoked on launch, which doesn't occur with a WindowGroup. 
@@ -32,7 +34,7 @@ struct XcodesApp: App {
             }
             CommandGroup(after: .appInfo) {
                 Button("Menu.CheckForUpdates") {
-                    appDelegate.checkForUpdates()
+                    updater.checkForUpdates()
                 }
             }
         
@@ -69,6 +71,7 @@ struct XcodesApp: App {
         Settings {
             PreferencesView()
                 .environmentObject(appState)
+                .environmentObject(updater)
         }
         #endif
     }
@@ -112,13 +115,8 @@ class AppDelegate: NSObject, NSApplicationDelegate {
         acknowledgementsWindow.makeKeyAndOrderFront(nil)
     }
     
-    func checkForUpdates() {
-        SUUpdater.shared()?.checkForUpdates(self)
-    }
-    
     func applicationDidFinishLaunching(_ notification: Notification) {
-        // Initialize manually
-        SUUpdater.shared()
+      
     }
 }