diff --git a/example/pubspec.lock b/example/pubspec.lock
index 69083bb..6d0ec4a 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -5,114 +5,122 @@ packages:
     dependency: transitive
     description:
       name: async
-      url: "https://pub.flutter-io.cn"
+      sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.9.0"
+    version: "2.13.0"
   bitsdojo_window:
     dependency: "direct main"
     description:
       name: bitsdojo_window
-      url: "https://pub.flutter-io.cn"
+      sha256: "69afdbea4273d984ef8064be967f8cdc303a79909879867afecbbf56f5ebc35f"
+      url: "https://pub.dev"
     source: hosted
     version: "0.1.2"
   bitsdojo_window_linux:
     dependency: transitive
     description:
       name: bitsdojo_window_linux
-      url: "https://pub.flutter-io.cn"
+      sha256: "9519c0614f98be733e0b1b7cb15b827007886f6fe36a4fb62cf3d35b9dd578ab"
+      url: "https://pub.dev"
     source: hosted
-    version: "0.1.2"
+    version: "0.1.4"
   bitsdojo_window_macos:
     dependency: transitive
     description:
       name: bitsdojo_window_macos
-      url: "https://pub.flutter-io.cn"
+      sha256: f7c5be82e74568c68c5b8449e2c5d8fd12ec195ecd70745a7b9c0f802bb0268f
+      url: "https://pub.dev"
     source: hosted
-    version: "0.1.2"
+    version: "0.1.4"
   bitsdojo_window_platform_interface:
     dependency: transitive
     description:
       name: bitsdojo_window_platform_interface
-      url: "https://pub.flutter-io.cn"
+      sha256: "65daa015a0c6dba749bdd35a0f092e7a8ba8b0766aa0480eb3ef808086f6e27c"
+      url: "https://pub.dev"
     source: hosted
     version: "0.1.2"
   bitsdojo_window_windows:
     dependency: transitive
     description:
       name: bitsdojo_window_windows
-      url: "https://pub.flutter-io.cn"
+      sha256: fa982cf61ede53f483e50b257344a1c250af231a3cdc93a7064dd6dc0d720b68
+      url: "https://pub.dev"
     source: hosted
-    version: "0.1.2"
+    version: "0.1.6"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
-      url: "https://pub.flutter-io.cn"
+      sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.2"
   characters:
     dependency: transitive
     description:
       name: characters
-      url: "https://pub.flutter-io.cn"
+      sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803
+      url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
-  charcode:
-    dependency: transitive
-    description:
-      name: charcode
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "1.3.1"
+    version: "1.4.0"
   clock:
     dependency: transitive
     description:
       name: clock
-      url: "https://pub.flutter-io.cn"
+      sha256: fddb70d9b5277016c77a80201021d40a2247104d9f4aa7bab7157b7e3f05b84b
+      url: "https://pub.dev"
     source: hosted
-    version: "1.1.0"
+    version: "1.1.2"
   collection:
     dependency: transitive
     description:
       name: collection
-      url: "https://pub.flutter-io.cn"
+      sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.16.0"
+    version: "1.19.1"
   crypto:
     dependency: transitive
     description:
       name: crypto
-      url: "https://pub.flutter-io.cn"
+      sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf
+      url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
+    version: "3.0.7"
   cupertino_icons:
     dependency: "direct main"
     description:
       name: cupertino_icons
-      url: "https://pub.flutter-io.cn"
+      sha256: ba631d1c7f7bef6b729a622b7b752645a2d076dba9976925b8f25725a30e1ee6
+      url: "https://pub.dev"
     source: hosted
-    version: "1.0.4"
+    version: "1.0.8"
   english_words:
     dependency: "direct main"
     description:
       name: english_words
-      url: "https://pub.flutter-io.cn"
+      sha256: "6a7ef6473a97bd8571b6b641d006a6e58a7c67e65fb6f3d6d1151cb46b0e983c"
+      url: "https://pub.dev"
     source: hosted
     version: "4.0.0"
   fake_async:
     dependency: transitive
     description:
       name: fake_async
-      url: "https://pub.flutter-io.cn"
+      sha256: "5368f224a74523e8d2e7399ea1638b37aecfca824a3cc4dfdf77bf1fa905ac44"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.3.0"
+    version: "1.3.3"
   ffi:
     dependency: transitive
     description:
       name: ffi
-      url: "https://pub.flutter-io.cn"
+      sha256: d07d37192dbf97461359c1518788f203b0c9102cfd2c35a716b823741219542c
+      url: "https://pub.dev"
     source: hosted
-    version: "1.1.2"
+    version: "2.1.5"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -122,7 +130,8 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      url: "https://pub.flutter-io.cn"
+      sha256: b543301ad291598523947dc534aaddc5aaad597b709d2426d3a0e0d44c5cb493
+      url: "https://pub.dev"
     source: hosted
     version: "1.0.4"
   flutter_test:
@@ -130,130 +139,178 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "33e2e26bdd85a0112ec15400c8cbffea70d0f9c3407491f672a2fad47915e2de"
+      url: "https://pub.dev"
+    source: hosted
+    version: "11.0.2"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: "1dbc140bb5a23c75ea9c4811222756104fbcd1a27173f0c34ca01e16bea473c1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.10"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: "8d5a2d49f4a66b49744b23b018848400d23e54caf9463f4eb20df3eb8acb2eb1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.2"
   lints:
     dependency: transitive
     description:
       name: lints
-      url: "https://pub.flutter-io.cn"
+      sha256: a2c3d198cb5ea2e179926622d433331d8b58374ab8f29cdda6e863bd62fd369c
+      url: "https://pub.dev"
     source: hosted
     version: "1.0.1"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      url: "https://pub.flutter-io.cn"
+      sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2
+      url: "https://pub.dev"
     source: hosted
-    version: "0.12.11"
+    version: "0.12.17"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      url: "https://pub.flutter-io.cn"
+      sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
+      url: "https://pub.dev"
     source: hosted
-    version: "0.1.4"
+    version: "0.11.1"
   meta:
     dependency: transitive
     description:
       name: meta
-      url: "https://pub.flutter-io.cn"
+      sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.7.0"
+    version: "1.17.0"
   path:
     dependency: transitive
     description:
       name: path
-      url: "https://pub.flutter-io.cn"
+      sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.8.1"
+    version: "1.9.1"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
-      url: "https://pub.flutter-io.cn"
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.1.2"
+    version: "2.1.8"
   sky_engine:
     dependency: transitive
     description: flutter
     source: sdk
-    version: "0.0.99"
+    version: "0.0.0"
   source_span:
     dependency: transitive
     description:
       name: source_span
-      url: "https://pub.flutter-io.cn"
+      sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.8.2"
+    version: "1.10.1"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
-      url: "https://pub.flutter-io.cn"
+      sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.12.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      url: "https://pub.flutter-io.cn"
+      sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.4"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
-      url: "https://pub.flutter-io.cn"
+      sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.1.0"
+    version: "1.4.1"
   system_tray:
     dependency: "direct main"
     description:
       path: ".."
       relative: true
     source: path
-    version: "2.0.1"
+    version: "2.0.3"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
-      url: "https://pub.flutter-io.cn"
+      sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
+    version: "1.2.2"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      url: "https://pub.flutter-io.cn"
+      sha256: ab2726c1a94d3176a45960b6234466ec367179b87dd74f1611adb1f3b5fb9d55
+      url: "https://pub.dev"
     source: hosted
-    version: "0.4.9"
+    version: "0.7.7"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
-      url: "https://pub.flutter-io.cn"
+      sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006
+      url: "https://pub.dev"
     source: hosted
-    version: "1.3.1"
+    version: "1.4.0"
   uuid:
     dependency: transitive
     description:
       name: uuid
-      url: "https://pub.flutter-io.cn"
+      sha256: "648e103079f7c64a36dc7d39369cabb358d377078a051d6ae2ad3aa539519313"
+      url: "https://pub.dev"
     source: hosted
-    version: "3.0.6"
+    version: "3.0.7"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
-      url: "https://pub.flutter-io.cn"
+      sha256: d530bd74fea330e6e364cda7a85019c434070188383e1cd8d9777ee586914c5b
+      url: "https://pub.dev"
     source: hosted
-    version: "2.1.2"
+    version: "2.2.0"
+  vm_service:
+    dependency: transitive
+    description:
+      name: vm_service
+      sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60"
+      url: "https://pub.dev"
+    source: hosted
+    version: "15.0.2"
   win32:
     dependency: transitive
     description:
       name: win32
-      url: "https://pub.flutter-io.cn"
+      sha256: d7cb55e04cd34096cd3a79b3330245f54cb96a370a1c27adb3c84b917de8b08e
+      url: "https://pub.dev"
     source: hosted
-    version: "2.6.1"
+    version: "5.15.0"
 sdks:
-  dart: ">=2.17.0 <3.0.0"
-  flutter: ">=1.22.0"
+  dart: ">=3.8.0 <4.0.0"
+  flutter: ">=3.18.0-18.0.pre.54"
diff --git a/lib/src/tray.dart b/lib/src/tray.dart
index b1ed149..02444b5 100644
--- a/lib/src/tray.dart
+++ b/lib/src/tray.dart
@@ -22,6 +22,8 @@ const String _kTitleKey = "title";
 const String _kIconPathKey = "iconpath";
 const String _kToolTipKey = "tooltip";
 const String _kIsTemplateKey = "is_template";
+const String _kFontFamilyKey = "font_family";
+const String _kPreferMonospacedFallbackKey = "prefer_monospaced_fallback";
 
 /// A callback provided to [SystemTray] to handle system tray click event.
 typedef SystemTrayEventCallback = void Function(String eventName);
@@ -43,6 +45,8 @@ class SystemTray {
     String? title,
     String? toolTip,
     bool isTemplate = false,
+    String? fontFamily,
+    bool preferMonospacedFallback = false,
   }) async {
     bool value = await _platformChannel.invokeMethod(
       _kInitSystemTray,
@@ -52,6 +56,8 @@ class SystemTray {
         _kIconPathKey: await Utils.getIcon(iconPath),
         _kToolTipKey: toolTip,
         _kIsTemplateKey: isTemplate,
+        _kFontFamilyKey: fontFamily,
+        _kPreferMonospacedFallbackKey: preferMonospacedFallback,
       },
     );
     return value;
@@ -63,6 +69,8 @@ class SystemTray {
     String? iconPath,
     String? toolTip,
     bool isTemplate = false,
+    String? fontFamily,
+    bool preferMonospacedFallback = false,
   }) async {
     bool value = await _platformChannel.invokeMethod(
       _kSetSystemTrayInfo,
@@ -71,6 +79,8 @@ class SystemTray {
         _kIconPathKey: await Utils.getIcon(iconPath),
         _kToolTipKey: toolTip,
         _kIsTemplateKey: isTemplate,
+        _kFontFamilyKey: fontFamily,
+        _kPreferMonospacedFallbackKey: preferMonospacedFallback,
       },
     );
     return value;
@@ -87,8 +97,22 @@ class SystemTray {
   }
 
   /// (macOS) Sets the title displayed next to the tray icon in the status bar.
-  Future<void> setTitle(String title) async {
-    await setSystemTrayInfo(title: title);
+  /// 
+  /// **Important:** If you're using a custom font, you must pass `fontFamily` 
+  /// (and optionally `preferMonospacedFallback`) every time you update the title,
+  /// otherwise it will revert to the standard system font.
+  /// 
+  /// For convenience, you can also use [setSystemTrayInfo] directly.
+  Future<void> setTitle(
+    String title, {
+    String? fontFamily,
+    bool preferMonospacedFallback = false,
+  }) async {
+    await setSystemTrayInfo(
+      title: title,
+      fontFamily: fontFamily,
+      preferMonospacedFallback: preferMonospacedFallback,
+    );
   }
 
   /// (macOS) Returns string - the title displayed next to the tray icon in the status bar
diff --git a/macos/Classes/Tray.swift b/macos/Classes/Tray.swift
index 96ee12b..b366fb8 100644
--- a/macos/Classes/Tray.swift
+++ b/macos/Classes/Tray.swift
@@ -1,3 +1,4 @@
+import Cocoa
 import FlutterMacOS
 
 let kInitSystemTray = "InitSystemTray"
@@ -15,6 +16,8 @@ private let kTitleKey = "title"
 private let kIconPathKey = "iconpath"
 private let kToolTipKey = "tooltip"
 private let kIsTemplateKey = "is_template"
+private let kFontFamilyKey = "font_family"
+private let kPreferMonospacedFallbackKey = "prefer_monospaced_fallback"
 
 private let kSystemTrayEventClick = "click"
 private let kSystemTrayEventRightClick = "right-click"
@@ -66,6 +69,61 @@ class Tray: NSObject, NSMenuDelegate {
     statusItem?.menu = nil
   }
 
+  /// Sets the title. If fontFamily is provided, uses NSAttributedString.
+  /// Otherwise, falls back to standard system behavior.
+  private func updateTitle(_ title: String, fontFamily: String?, preferMonospacedFallback: Bool = false) {
+    guard let button = statusItem?.button else { return }
+
+    // Case 1: No font family requested. Use standard behavior.
+    guard let family = fontFamily, !family.isEmpty else {
+      button.title = title
+      button.attributedTitle = nil // Clear any previous attributes
+      return
+    }
+
+    // Case 2: User requested a custom font
+    let fontSize: CGFloat = 13.0
+    var font: NSFont?
+
+    // Check for special "system_monospaced" keyword
+    if family == "system_monospaced" {
+      if #available(macOS 10.15, *) {
+        font = NSFont.monospacedSystemFont(ofSize: fontSize, weight: .regular)
+      } else {
+        font = NSFont.userFixedPitchFont(ofSize: fontSize)
+      }
+    } else {
+      // Try to load the custom font by name (e.g., "Menlo", "Arial", "Fira Code")
+      // Note: Use the PostScript name or family name as shown in Font Book
+      font = NSFont(name: family, size: fontSize)
+      
+      // If custom font fails to load, use fallback based on user preference
+      if font == nil {
+        if preferMonospacedFallback {
+          // Fallback to monospaced font
+          if #available(macOS 10.15, *) {
+            font = NSFont.monospacedSystemFont(ofSize: fontSize, weight: .regular)
+          } else {
+            font = NSFont.userFixedPitchFont(ofSize: fontSize)
+          }
+        } else {
+          // Fallback to standard system font (proportional)
+          font = NSFont.systemFont(ofSize: fontSize)
+        }
+      }
+    }
+
+    // Apply the font (either custom, system_monospaced, or fallback)
+    if let validFont = font {
+      let attributes: [NSAttributedString.Key: Any] = [.font: validFont]
+      button.attributedTitle = NSAttributedString(string: title, attributes: attributes)
+    } else {
+      // This should rarely happen, but if all font loading fails, use standard title
+      button.title = title
+      button.attributedTitle = nil
+    }
+  }
+
   @objc func onSystemTrayEventCallback(sender: NSStatusBarButton) {
     if let event = NSApp.currentEvent {
       switch event.type {
@@ -85,6 +143,8 @@ class Tray: NSObject, NSMenuDelegate {
     let base64Icon = arguments[kIconPathKey] as? String
     let toolTip = arguments[kToolTipKey] as? String
     let isTemplate = arguments[kIsTemplateKey] as? Bool
+    let fontFamily = arguments[kFontFamilyKey] as? String // Extract font family
+    let preferMonospacedFallback = arguments[kPreferMonospacedFallbackKey] as? Bool ?? false
 
     if statusItem != nil {
       result(false)
@@ -104,7 +164,8 @@ class Tray: NSObject, NSMenuDelegate {
     }
 
     if let title = title {
-      statusItem?.button?.title = title
+      // Use the new update helper
+      updateTitle(title, fontFamily: fontFamily, preferMonospacedFallback: preferMonospacedFallback)
     }
 
     if let base64Icon = base64Icon {
@@ -128,13 +189,16 @@ class Tray: NSObject, NSMenuDelegate {
     let base64Icon = arguments[kIconPathKey] as? String
     let toolTip = arguments[kToolTipKey] as? String
     let isTemplate = arguments[kIsTemplateKey] as? Bool
+    let fontFamily = arguments[kFontFamilyKey] as? String // Extract font family
+    let preferMonospacedFallback = arguments[kPreferMonospacedFallbackKey] as? Bool ?? false
 
     if let toolTip = toolTip {
       statusItem?.button?.toolTip = toolTip
     }
 
     if let title = title {
-      statusItem?.button?.title = title
+      // Use the new update helper
+      updateTitle(title, fontFamily: fontFamily, preferMonospacedFallback: preferMonospacedFallback)
     }
 
     if let base64Icon = base64Icon {
diff --git a/pubspec.lock b/pubspec.lock
index 084d0f7..a061182 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -5,58 +5,58 @@ packages:
     dependency: transitive
     description:
       name: async
-      url: "https://pub.flutter-io.cn"
+      sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.9.0"
+    version: "2.13.0"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
-      url: "https://pub.flutter-io.cn"
+      sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.2"
   characters:
     dependency: transitive
     description:
       name: characters
-      url: "https://pub.flutter-io.cn"
+      sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803
+      url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
-  charcode:
-    dependency: transitive
-    description:
-      name: charcode
-      url: "https://pub.flutter-io.cn"
-    source: hosted
-    version: "1.3.1"
+    version: "1.4.0"
   clock:
     dependency: transitive
     description:
       name: clock
-      url: "https://pub.flutter-io.cn"
+      sha256: fddb70d9b5277016c77a80201021d40a2247104d9f4aa7bab7157b7e3f05b84b
+      url: "https://pub.dev"
     source: hosted
-    version: "1.1.0"
+    version: "1.1.2"
   collection:
     dependency: transitive
     description:
       name: collection
-      url: "https://pub.flutter-io.cn"
+      sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.16.0"
+    version: "1.19.1"
   crypto:
     dependency: transitive
     description:
       name: crypto
-      url: "https://pub.flutter-io.cn"
+      sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf
+      url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
+    version: "3.0.7"
   fake_async:
     dependency: transitive
     description:
       name: fake_async
-      url: "https://pub.flutter-io.cn"
+      sha256: "5368f224a74523e8d2e7399ea1638b37aecfca824a3cc4dfdf77bf1fa905ac44"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.3.0"
+    version: "1.3.3"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -66,7 +66,8 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      url: "https://pub.flutter-io.cn"
+      sha256: b543301ad291598523947dc534aaddc5aaad597b709d2426d3a0e0d44c5cb493
+      url: "https://pub.dev"
     source: hosted
     version: "1.0.4"
   flutter_test:
@@ -74,109 +75,155 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "33e2e26bdd85a0112ec15400c8cbffea70d0f9c3407491f672a2fad47915e2de"
+      url: "https://pub.dev"
+    source: hosted
+    version: "11.0.2"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: "1dbc140bb5a23c75ea9c4811222756104fbcd1a27173f0c34ca01e16bea473c1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.10"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: "8d5a2d49f4a66b49744b23b018848400d23e54caf9463f4eb20df3eb8acb2eb1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.2"
   lints:
     dependency: transitive
     description:
       name: lints
-      url: "https://pub.flutter-io.cn"
+      sha256: a2c3d198cb5ea2e179926622d433331d8b58374ab8f29cdda6e863bd62fd369c
+      url: "https://pub.dev"
     source: hosted
     version: "1.0.1"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      url: "https://pub.flutter-io.cn"
+      sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2
+      url: "https://pub.dev"
     source: hosted
-    version: "0.12.11"
+    version: "0.12.17"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      url: "https://pub.flutter-io.cn"
+      sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
+      url: "https://pub.dev"
     source: hosted
-    version: "0.1.4"
+    version: "0.11.1"
   meta:
     dependency: transitive
     description:
       name: meta
-      url: "https://pub.flutter-io.cn"
+      sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.7.0"
+    version: "1.17.0"
   path:
     dependency: "direct main"
     description:
       name: path
-      url: "https://pub.flutter-io.cn"
+      sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.8.1"
+    version: "1.9.1"
   sky_engine:
     dependency: transitive
     description: flutter
     source: sdk
-    version: "0.0.99"
+    version: "0.0.0"
   source_span:
     dependency: transitive
     description:
       name: source_span
-      url: "https://pub.flutter-io.cn"
+      sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.8.2"
+    version: "1.10.1"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
-      url: "https://pub.flutter-io.cn"
+      sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.12.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      url: "https://pub.flutter-io.cn"
+      sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d"
+      url: "https://pub.dev"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.4"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
-      url: "https://pub.flutter-io.cn"
+      sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.1.0"
+    version: "1.4.1"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
-      url: "https://pub.flutter-io.cn"
+      sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e"
+      url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
+    version: "1.2.2"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      url: "https://pub.flutter-io.cn"
+      sha256: ab2726c1a94d3176a45960b6234466ec367179b87dd74f1611adb1f3b5fb9d55
+      url: "https://pub.dev"
     source: hosted
-    version: "0.4.9"
+    version: "0.7.7"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
-      url: "https://pub.flutter-io.cn"
+      sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006
+      url: "https://pub.dev"
     source: hosted
-    version: "1.3.1"
+    version: "1.4.0"
   uuid:
     dependency: "direct main"
     description:
       name: uuid
-      url: "https://pub.flutter-io.cn"
+      sha256: "648e103079f7c64a36dc7d39369cabb358d377078a051d6ae2ad3aa539519313"
+      url: "https://pub.dev"
     source: hosted
-    version: "3.0.6"
+    version: "3.0.7"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
-      url: "https://pub.flutter-io.cn"
+      sha256: d530bd74fea330e6e364cda7a85019c434070188383e1cd8d9777ee586914c5b
+      url: "https://pub.dev"
     source: hosted
-    version: "2.1.2"
+    version: "2.2.0"
+  vm_service:
+    dependency: transitive
+    description:
+      name: vm_service
+      sha256: "45caa6c5917fa127b5dbcfbd1fa60b14e583afdc08bfc96dda38886ca252eb60"
+      url: "https://pub.dev"
+    source: hosted
+    version: "15.0.2"
 sdks:
-  dart: ">=2.17.0-0 <3.0.0"
-  flutter: ">=1.20.0"
+  dart: ">=3.8.0-0 <4.0.0"
+  flutter: ">=3.18.0-18.0.pre.54"
diff --git a/test/system_tray_test.dart b/test/system_tray_test.dart
index 0502d7a..c6d4cac 100644
--- a/test/system_tray_test.dart
+++ b/test/system_tray_test.dart
@@ -7,13 +7,15 @@ void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
 
   setUp(() {
-    channel.setMockMethodCallHandler((MethodCall methodCall) async {
+    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger
+        .setMockMethodCallHandler(channel, (MethodCall methodCall) async {
       return '42';
     });
   });
 
   tearDown(() {
-    channel.setMockMethodCallHandler(null);
+    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger
+        .setMockMethodCallHandler(channel, null);
   });
 
   test('getPlatformVersion', () async {});