diff --git a/packages/connectivity/connectivity_macos/CHANGELOG.md b/packages/connectivity/connectivity_macos/CHANGELOG.md
index 8547db3441c3..b3ad35a03281 100644
--- a/packages/connectivity/connectivity_macos/CHANGELOG.md
+++ b/packages/connectivity/connectivity_macos/CHANGELOG.md
@@ -1,14 +1,7 @@
-## 2.0.0-nullsafety
-
-* Update version to (semi-belatedly) meet 1.0-consistency promise.
-
-## 0.2.0-nullsafety.1
+## 2.0.0
 
 * Remove placeholder Dart file.
-
-## 0.2.0-nullsafety
-
-* Update Dart SDK constraint.
+* Update Dart SDK constraint for compatibility with null safety.
 
 ## 0.1.0+8
 
diff --git a/packages/connectivity/connectivity_macos/example/lib/main.dart b/packages/connectivity/connectivity_macos/example/lib/main.dart
index 4ad30972679a..07746ed0f722 100644
--- a/packages/connectivity/connectivity_macos/example/lib/main.dart
+++ b/packages/connectivity/connectivity_macos/example/lib/main.dart
@@ -7,7 +7,7 @@
 import 'dart:async';
 import 'dart:io';
 
-import 'package:connectivity/connectivity.dart';
+import 'package:connectivity_platform_interface/connectivity_platform_interface.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -40,9 +40,9 @@ class MyApp extends StatelessWidget {
 }
 
 class MyHomePage extends StatefulWidget {
-  MyHomePage({Key key, this.title}) : super(key: key);
+  MyHomePage({Key? key, this.title}) : super(key: key);
 
-  final String title;
+  final String? title;
 
   @override
   _MyHomePageState createState() => _MyHomePageState();
@@ -50,8 +50,8 @@ class MyHomePage extends StatefulWidget {
 
 class _MyHomePageState extends State<MyHomePage> {
   String _connectionStatus = 'Unknown';
-  final Connectivity _connectivity = Connectivity();
-  StreamSubscription<ConnectivityResult> _connectivitySubscription;
+  final ConnectivityPlatform _connectivity = ConnectivityPlatform.instance;
+  late StreamSubscription<ConnectivityResult> _connectivitySubscription;
 
   @override
   void initState() {
@@ -69,7 +69,7 @@ class _MyHomePageState extends State<MyHomePage> {
 
   // Platform messages are asynchronous, so we initialize in an async method.
   Future<void> initConnectivity() async {
-    ConnectivityResult result;
+    late ConnectivityResult result;
     // Platform messages may fail, so we use a try/catch PlatformException.
     try {
       result = await _connectivity.checkConnectivity();
@@ -100,7 +100,7 @@ class _MyHomePageState extends State<MyHomePage> {
   Future<void> _updateConnectionStatus(ConnectivityResult result) async {
     switch (result) {
       case ConnectivityResult.wifi:
-        String wifiName, wifiBSSID, wifiIP;
+        String? wifiName, wifiBSSID, wifiIP;
 
         try {
           if (Platform.isIOS) {
diff --git a/packages/connectivity/connectivity_macos/example/pubspec.yaml b/packages/connectivity/connectivity_macos/example/pubspec.yaml
index 49d24e76b717..61cf16854d8b 100644
--- a/packages/connectivity/connectivity_macos/example/pubspec.yaml
+++ b/packages/connectivity/connectivity_macos/example/pubspec.yaml
@@ -4,7 +4,7 @@ description: Demonstrates how to use the connectivity plugin.
 dependencies:
   flutter:
     sdk: flutter
-  connectivity: any
+  connectivity_platform_interface: ^2.0.0
   connectivity_macos:
     # When depending on this package from a real application you should use:
     #   connectivity_macos: ^x.y.z
@@ -18,11 +18,11 @@ dev_dependencies:
     sdk: flutter
   integration_test:
     path: ../../../integration_test
-  pedantic: ^1.8.0
+  pedantic: ^1.10.0
 
 flutter:
   uses-material-design: true
 
 environment:
-  sdk: ">=2.1.0 <3.0.0"
+  sdk: ">=2.12.0-259.9.beta <3.0.0"
   flutter: ">=1.10.0"
diff --git a/packages/connectivity/connectivity_macos/example/test_driver/integration_test/connectivity_test.dart b/packages/connectivity/connectivity_macos/example/test_driver/integration_test/connectivity_test.dart
index 54a67337285a..3abe491d193b 100644
--- a/packages/connectivity/connectivity_macos/example/test_driver/integration_test/connectivity_test.dart
+++ b/packages/connectivity/connectivity_macos/example/test_driver/integration_test/connectivity_test.dart
@@ -2,19 +2,20 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+// @dart = 2.9
 import 'dart:io';
 import 'package:integration_test/integration_test.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:connectivity/connectivity.dart';
+import 'package:connectivity_platform_interface/connectivity_platform_interface.dart';
 
 void main() {
   IntegrationTestWidgetsFlutterBinding.ensureInitialized();
 
   group('Connectivity test driver', () {
-    Connectivity _connectivity;
+    ConnectivityPlatform _connectivity;
 
     setUpAll(() async {
-      _connectivity = Connectivity();
+      _connectivity = ConnectivityPlatform.instance;
     });
 
     testWidgets('test connectivity result', (WidgetTester tester) async {
diff --git a/packages/connectivity/connectivity_macos/pubspec.yaml b/packages/connectivity/connectivity_macos/pubspec.yaml
index 0a22a8ba5f53..781bee88b55a 100644
--- a/packages/connectivity/connectivity_macos/pubspec.yaml
+++ b/packages/connectivity/connectivity_macos/pubspec.yaml
@@ -1,6 +1,6 @@
 name: connectivity_macos
 description: macOS implementation of the connectivity plugin.
-version: 2.0.0-nullsafety
+version: 2.0.0
 homepage: https://github.com/flutter/plugins/tree/master/packages/connectivity/connectivity_macos
 
 flutter:
@@ -10,7 +10,7 @@ flutter:
         pluginClass: ConnectivityPlugin
 
 environment:
-  sdk: ">=2.12.0-0 <3.0.0"
+  sdk: ">=2.12.0-259.9.beta <3.0.0"
   flutter: ">=1.10.0"
 
 dependencies:
@@ -18,4 +18,4 @@ dependencies:
     sdk: flutter
 
 dev_dependencies:
-  pedantic: ^1.8.0
+  pedantic: ^1.10.0