diff --git a/packages/mongo/CHANGELOG.md b/packages/mongo/CHANGELOG.md
index 334449ee..1d24dc2b 100644
--- a/packages/mongo/CHANGELOG.md
+++ b/packages/mongo/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Change Log
 
+## 8.2.0
+
+* Require Dart >= 3.3
+* Upgraded `mongo_dart` to 0.10.2
+* Fixed deprecated methods
+
 ## 8.1.1
 
 * Updated repository link
diff --git a/packages/mongo/lib/mongo_service.dart b/packages/mongo/lib/mongo_service.dart
index 846e2cc2..dc3cd784 100644
--- a/packages/mongo/lib/mongo_service.dart
+++ b/packages/mongo/lib/mongo_service.dart
@@ -73,7 +73,7 @@ class MongoService extends Service<String, Map<String, dynamic>> {
     for (var key in doc.keys) {
       var value = doc[key];
       if (value is ObjectId) {
-        result[key] = value.toHexString();
+        result[key] = value.oid;
       } else if (value is! RequestContext && value is! ResponseContext) {
         result[key] = value;
       }
@@ -133,7 +133,7 @@ class MongoService extends Service<String, Map<String, dynamic>> {
 
     if (found == null) {
       throw AngelHttpException.notFound(
-          message: 'No record found for ID ${localId.toHexString()}');
+          message: 'No record found for ID ${localId.oid}');
     }
 
     return _jsonify(found, params);
@@ -171,7 +171,7 @@ class MongoService extends Service<String, Map<String, dynamic>> {
           update: result,
           returnNew: true) as FutureOr<Map<String, dynamic>>);
       result = _jsonify(modified, params);
-      result['id'] = _makeId(id).toHexString();
+      result['id'] = _makeId(id).oid;
       return result;
     } catch (e, st) {
       //printDebug(e, st, 'MODIFY');
@@ -199,7 +199,7 @@ class MongoService extends Service<String, Map<String, dynamic>> {
           returnNew: true,
           upsert: true) as FutureOr<Map<String, dynamic>>);
       result = _jsonify(updated, params);
-      result['id'] = _makeId(id).toHexString();
+      result['id'] = _makeId(id).oid;
       return result;
     } catch (e, st) {
       //printDebug(e, st, 'UPDATE');
diff --git a/packages/mongo/pubspec.yaml b/packages/mongo/pubspec.yaml
index 8d9e7b21..1910ff45 100644
--- a/packages/mongo/pubspec.yaml
+++ b/packages/mongo/pubspec.yaml
@@ -1,5 +1,5 @@
 name: angel3_mongo
-version: 8.1.1
+version: 8.2.0
 description: MongoDB-enabled services for the Angel3 framework. Well-tested.
 homepage: https://angel3-framework.web.app/
 repository: https://github.com/dart-backend/angel/tree/master/packages/mongo
@@ -9,7 +9,7 @@ dependencies:
   angel3_framework: ^8.0.0
   belatuk_json_serializer: ^7.1.0
   belatuk_merge_map: ^5.1.0
-  mongo_dart: ^0.9.0
+  mongo_dart: ^0.10.2
 dev_dependencies:
   http: ^1.0.0
   test: ^1.24.0
diff --git a/packages/mongo/test/generic_test.dart b/packages/mongo/test/generic_test.dart
index 7b0005b5..be8c11fb 100644
--- a/packages/mongo/test/generic_test.dart
+++ b/packages/mongo/test/generic_test.dart
@@ -24,11 +24,12 @@ void main() {
   group('Generic Tests', () {
     Angel app;
     late AngelHttp transport;
-    http.Client? client;
+    late http.Client client;
     var db = Db('mongodb://localhost:27017/angel_mongo');
     late DbCollection testData;
     String? url;
-    HookedService<String, Map<String, dynamic>, MongoService>? greetingService;
+    late HookedService<String, Map<String, dynamic>, MongoService>
+        greetingService;
 
     setUp(() async {
       app = Angel();
@@ -41,7 +42,7 @@ void main() {
 
       var service = MongoService(testData);
       greetingService = HookedService(service);
-      wireHooked(greetingService!);
+      wireHooked(greetingService);
 
       app.use('/api', greetingService as Service);
 
@@ -54,31 +55,28 @@ void main() {
       await testData.remove(<String, dynamic>{});
       await db.close();
       await transport.close();
-      client = null;
-      url = null;
-      greetingService = null;
     });
 
     test('query fields mapped to filters', () async {
-      await greetingService!.create({'foo': 'bar'});
+      await greetingService.create({'foo': 'bar'});
       expect(
-        await greetingService!.index({
+        await greetingService.index({
           'query': {'foo': 'not bar'}
         }),
         isEmpty,
       );
       expect(
-        await greetingService!.index(),
+        await greetingService.index(),
         isNotEmpty,
       );
     });
 
     test('insert items', () async {
-      var response = await client!.post(Uri.parse('$url/api'),
+      var response = await client.post(Uri.parse('$url/api'),
           body: god.serialize(testGreeting), headers: headers);
       expect(response.statusCode, isIn([200, 201]));
 
-      response = await client!.get(Uri.parse('$url/api'));
+      response = await client.get(Uri.parse('$url/api'));
       expect(response.statusCode, isIn([200, 201]));
       var users = god.deserialize(response.body,
           outputType: <Map>[].runtimeType) as List<Map>;
@@ -86,12 +84,12 @@ void main() {
     });
 
     test('read item', () async {
-      var response = await client!.post(Uri.parse('$url/api'),
+      var response = await client.post(Uri.parse('$url/api'),
           body: god.serialize(testGreeting), headers: headers);
       expect(response.statusCode, isIn([200, 201]));
       var created = god.deserialize(response.body) as Map;
 
-      response = await client!.get(Uri.parse("$url/api/${created['id']}"));
+      response = await client.get(Uri.parse("$url/api/${created['id']}"));
       expect(response.statusCode, isIn([200, 201]));
       var read = god.deserialize(response.body) as Map;
       expect(read['id'], equals(created['id']));
@@ -100,37 +98,37 @@ void main() {
     });
 
     test('findOne', () async {
-      var response = await client!.post(Uri.parse('$url/api'),
+      var response = await client.post(Uri.parse('$url/api'),
           body: god.serialize(testGreeting), headers: headers);
       expect(response.statusCode, isIn([200, 201]));
       var created = god.deserialize(response.body) as Map;
 
       var id = ObjectId.fromHexString(created['id'] as String);
-      var read = await greetingService!.findOne({'query': where.id(id)});
+      var read = await greetingService.findOne({'query': where.id(id)});
       expect(read['id'], equals(created['id']));
       expect(read['to'], equals('world'));
       //expect(read['createdAt'], isNot(null));
     });
 
     test('readMany', () async {
-      var response = await client!.post(Uri.parse('$url/api'),
+      var response = await client.post(Uri.parse('$url/api'),
           body: god.serialize(testGreeting), headers: headers);
       expect(response.statusCode, isIn([200, 201]));
       var created = god.deserialize(response.body) as Map;
 
       var id = ObjectId.fromHexString(created['id'] as String);
-      var read = await greetingService!.readMany([id.toHexString()]);
+      var read = await greetingService.readMany([id.oid]);
       expect(read, [created]);
       //expect(read['createdAt'], isNot(null));
     });
 
     test('modify item', () async {
-      var response = await client!.post(Uri.parse('$url/api'),
+      var response = await client.post(Uri.parse('$url/api'),
           body: god.serialize(testGreeting), headers: headers);
       expect(response.statusCode, isIn([200, 201]));
       var created = god.deserialize(response.body) as Map;
 
-      response = await client!.patch(Uri.parse("$url/api/${created['id']}"),
+      response = await client.patch(Uri.parse("$url/api/${created['id']}"),
           body: god.serialize({'to': 'Mom'}), headers: headers);
       var modified = god.deserialize(response.body) as Map;
       expect(response.statusCode, isIn([200, 201]));
@@ -140,12 +138,12 @@ void main() {
     });
 
     test('update item', () async {
-      var response = await client!.post(Uri.parse('$url/api'),
+      var response = await client.post(Uri.parse('$url/api'),
           body: god.serialize(testGreeting), headers: headers);
       expect(response.statusCode, isIn([200, 201]));
       var created = god.deserialize(response.body) as Map;
 
-      response = await client!.post(Uri.parse("$url/api/${created['id']}"),
+      response = await client.post(Uri.parse("$url/api/${created['id']}"),
           body: god.serialize({'to': 'Updated'}), headers: headers);
       var modified = god.deserialize(response.body) as Map;
       expect(response.statusCode, isIn([200, 201]));
@@ -155,28 +153,28 @@ void main() {
     });
 
     test('remove item', () async {
-      var response = await client!.post(Uri.parse('$url/api'),
+      var response = await client.post(Uri.parse('$url/api'),
           body: god.serialize(testGreeting), headers: headers);
       var created = god.deserialize(response.body) as Map;
 
-      var lastCount = (await greetingService!.index()).length;
+      var lastCount = (await greetingService.index()).length;
 
-      await client!.delete(Uri.parse("$url/api/${created['id']}"));
-      expect((await greetingService!.index()).length, equals(lastCount - 1));
+      await client.delete(Uri.parse("$url/api/${created['id']}"));
+      expect((await greetingService.index()).length, equals(lastCount - 1));
     });
 
     test('cannot remove all unless explicitly set', () async {
-      var response = await client!.delete(Uri.parse('$url/api/null'));
+      var response = await client.delete(Uri.parse('$url/api/null'));
       expect(response.statusCode, 403);
     });
 
     test('\$sort and query parameters', () async {
       // Search by where.eq
-      Map world = await greetingService!.create({'to': 'world'});
-      await greetingService!.create({'to': 'Mom'});
-      await greetingService!.create({'to': 'Updated'});
+      Map world = await greetingService.create({'to': 'world'});
+      await greetingService.create({'to': 'Mom'});
+      await greetingService.create({'to': 'Updated'});
 
-      var response = await client!.get(Uri.parse('$url/api?to=world'));
+      var response = await client.get(Uri.parse('$url/api?to=world'));
       print(response.body);
       var queried = god.deserialize(response.body,
           outputType: <Map>[].runtimeType) as List<Map>;
@@ -193,7 +191,7 @@ void main() {
       expect(queried[1]["id"], equals(Mom["id"]));
       expect(queried[2]["id"], equals(world["id"]));*/
 
-      queried = await greetingService!.index({
+      queried = await greetingService.index({
         '\$query': {
           '_id': where.id(ObjectId.fromHexString(world['id'] as String))
         }