diff --git a/dart/lib/src/packets/message_common.pb.dart b/dart/lib/src/packets/message_common.pb.dart
index a28c38f..58665a5 100644
--- a/dart/lib/src/packets/message_common.pb.dart
+++ b/dart/lib/src/packets/message_common.pb.dart
@@ -1,18 +1,21 @@
+// This is a generated file - do not edit.
 //
-//  Generated code. Do not modify.
-//  source: message_common.proto
-//
-// @dart = 2.12
+// Generated from message_common.proto.
+
+// @dart = 3.3
 
 // ignore_for_file: annotate_overrides, camel_case_types, comment_references
-// ignore_for_file: constant_identifier_names, library_prefixes
-// ignore_for_file: non_constant_identifier_names, prefer_final_fields
-// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+// ignore_for_file: constant_identifier_names
+// ignore_for_file: curly_braces_in_flow_control_structures
+// ignore_for_file: deprecated_member_use_from_same_package, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_relative_imports
 
 import 'dart:core' as $core;
 
 import 'package:protobuf/protobuf.dart' as $pb;
 
+export 'package:protobuf/protobuf.dart' show GeneratedMessageGenericExtensions;
+
 class PacketBase extends $pb.GeneratedMessage {
   factory PacketBase({
     $core.String? typeName,
@@ -20,120 +23,121 @@ class PacketBase extends $pb.GeneratedMessage {
     $core.List<$core.int>? data,
     $core.int? responseNonce,
   }) {
-    final $result = create();
-    if (typeName != null) {
-      $result.typeName = typeName;
-    }
-    if (nonce != null) {
-      $result.nonce = nonce;
-    }
-    if (data != null) {
-      $result.data = data;
-    }
-    if (responseNonce != null) {
-      $result.responseNonce = responseNonce;
-    }
-    return $result;
+    final result = create();
+    if (typeName != null) result.typeName = typeName;
+    if (nonce != null) result.nonce = nonce;
+    if (data != null) result.data = data;
+    if (responseNonce != null) result.responseNonce = responseNonce;
+    return result;
   }
-  PacketBase._() : super();
-  factory PacketBase.fromBuffer($core.List<$core.int> i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) => create()..mergeFromBuffer(i, r);
-  factory PacketBase.fromJson($core.String i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) => create()..mergeFromJson(i, r);
 
-  static final $pb.BuilderInfo _i = $pb.BuilderInfo(_omitMessageNames ? '' : 'PacketBase', createEmptyInstance: create)
+  PacketBase._();
+
+  factory PacketBase.fromBuffer($core.List<$core.int> data,
+          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromBuffer(data, registry);
+  factory PacketBase.fromJson($core.String json,
+          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromJson(json, registry);
+
+  static final $pb.BuilderInfo _i = $pb.BuilderInfo(
+      _omitMessageNames ? '' : 'PacketBase',
+      createEmptyInstance: create)
     ..aOS(1, _omitFieldNames ? '' : 'typeName', protoName: 'typeName')
-    ..a<$core.int>(2, _omitFieldNames ? '' : 'nonce', $pb.PbFieldType.O3)
-    ..a<$core.List<$core.int>>(3, _omitFieldNames ? '' : 'data', $pb.PbFieldType.OY)
-    ..a<$core.int>(4, _omitFieldNames ? '' : 'responseNonce', $pb.PbFieldType.O3, protoName: 'responseNonce')
-    ..hasRequiredFields = false
-  ;
+    ..aI(2, _omitFieldNames ? '' : 'nonce')
+    ..a<$core.List<$core.int>>(
+        3, _omitFieldNames ? '' : 'data', $pb.PbFieldType.OY)
+    ..aI(4, _omitFieldNames ? '' : 'responseNonce', protoName: 'responseNonce')
+    ..hasRequiredFields = false;
 
-  @$core.Deprecated(
-  'Using this can add significant overhead to your binary. '
-  'Use [GeneratedMessageGenericExtensions.deepCopy] instead. '
-  'Will be removed in next major version')
-  PacketBase clone() => PacketBase()..mergeFromMessage(this);
-  @$core.Deprecated(
-  'Using this can add significant overhead to your binary. '
-  'Use [GeneratedMessageGenericExtensions.rebuild] instead. '
-  'Will be removed in next major version')
-  PacketBase copyWith(void Function(PacketBase) updates) => super.copyWith((message) => updates(message as PacketBase)) as PacketBase;
+  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
+  PacketBase clone() => deepCopy();
+  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
+  PacketBase copyWith(void Function(PacketBase) updates) =>
+      super.copyWith((message) => updates(message as PacketBase)) as PacketBase;
 
+  @$core.override
   $pb.BuilderInfo get info_ => _i;
 
   @$core.pragma('dart2js:noInline')
   static PacketBase create() => PacketBase._();
+  @$core.override
   PacketBase createEmptyInstance() => create();
-  static $pb.PbList<PacketBase> createRepeated() => $pb.PbList<PacketBase>();
   @$core.pragma('dart2js:noInline')
-  static PacketBase getDefault() => _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<PacketBase>(create);
+  static PacketBase getDefault() => _defaultInstance ??=
+      $pb.GeneratedMessage.$_defaultFor<PacketBase>(create);
   static PacketBase? _defaultInstance;
 
   @$pb.TagNumber(1)
   $core.String get typeName => $_getSZ(0);
   @$pb.TagNumber(1)
-  set typeName($core.String v) { $_setString(0, v); }
+  set typeName($core.String value) => $_setString(0, value);
   @$pb.TagNumber(1)
   $core.bool hasTypeName() => $_has(0);
   @$pb.TagNumber(1)
-  void clearTypeName() => clearField(1);
+  void clearTypeName() => $_clearField(1);
 
   @$pb.TagNumber(2)
   $core.int get nonce => $_getIZ(1);
   @$pb.TagNumber(2)
-  set nonce($core.int v) { $_setSignedInt32(1, v); }
+  set nonce($core.int value) => $_setSignedInt32(1, value);
   @$pb.TagNumber(2)
   $core.bool hasNonce() => $_has(1);
   @$pb.TagNumber(2)
-  void clearNonce() => clearField(2);
+  void clearNonce() => $_clearField(2);
 
   @$pb.TagNumber(3)
   $core.List<$core.int> get data => $_getN(2);
   @$pb.TagNumber(3)
-  set data($core.List<$core.int> v) { $_setBytes(2, v); }
+  set data($core.List<$core.int> value) => $_setBytes(2, value);
   @$pb.TagNumber(3)
   $core.bool hasData() => $_has(2);
   @$pb.TagNumber(3)
-  void clearData() => clearField(3);
+  void clearData() => $_clearField(3);
 
   @$pb.TagNumber(4)
   $core.int get responseNonce => $_getIZ(3);
   @$pb.TagNumber(4)
-  set responseNonce($core.int v) { $_setSignedInt32(3, v); }
+  set responseNonce($core.int value) => $_setSignedInt32(3, value);
   @$pb.TagNumber(4)
   $core.bool hasResponseNonce() => $_has(3);
   @$pb.TagNumber(4)
-  void clearResponseNonce() => clearField(4);
+  void clearResponseNonce() => $_clearField(4);
 }
 
 class HeartBeat extends $pb.GeneratedMessage {
   factory HeartBeat() => create();
-  HeartBeat._() : super();
-  factory HeartBeat.fromBuffer($core.List<$core.int> i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) => create()..mergeFromBuffer(i, r);
-  factory HeartBeat.fromJson($core.String i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) => create()..mergeFromJson(i, r);
 
-  static final $pb.BuilderInfo _i = $pb.BuilderInfo(_omitMessageNames ? '' : 'HeartBeat', createEmptyInstance: create)
-    ..hasRequiredFields = false
-  ;
+  HeartBeat._();
 
-  @$core.Deprecated(
-  'Using this can add significant overhead to your binary. '
-  'Use [GeneratedMessageGenericExtensions.deepCopy] instead. '
-  'Will be removed in next major version')
-  HeartBeat clone() => HeartBeat()..mergeFromMessage(this);
-  @$core.Deprecated(
-  'Using this can add significant overhead to your binary. '
-  'Use [GeneratedMessageGenericExtensions.rebuild] instead. '
-  'Will be removed in next major version')
-  HeartBeat copyWith(void Function(HeartBeat) updates) => super.copyWith((message) => updates(message as HeartBeat)) as HeartBeat;
+  factory HeartBeat.fromBuffer($core.List<$core.int> data,
+          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromBuffer(data, registry);
+  factory HeartBeat.fromJson($core.String json,
+          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromJson(json, registry);
 
+  static final $pb.BuilderInfo _i = $pb.BuilderInfo(
+      _omitMessageNames ? '' : 'HeartBeat',
+      createEmptyInstance: create)
+    ..hasRequiredFields = false;
+
+  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
+  HeartBeat clone() => deepCopy();
+  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
+  HeartBeat copyWith(void Function(HeartBeat) updates) =>
+      super.copyWith((message) => updates(message as HeartBeat)) as HeartBeat;
+
+  @$core.override
   $pb.BuilderInfo get info_ => _i;
 
   @$core.pragma('dart2js:noInline')
   static HeartBeat create() => HeartBeat._();
+  @$core.override
   HeartBeat createEmptyInstance() => create();
-  static $pb.PbList<HeartBeat> createRepeated() => $pb.PbList<HeartBeat>();
   @$core.pragma('dart2js:noInline')
-  static HeartBeat getDefault() => _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<HeartBeat>(create);
+  static HeartBeat getDefault() =>
+      _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<HeartBeat>(create);
   static HeartBeat? _defaultInstance;
 }
 
@@ -142,65 +146,66 @@ class TestData extends $pb.GeneratedMessage {
     $core.int? index,
     $core.String? message,
   }) {
-    final $result = create();
-    if (index != null) {
-      $result.index = index;
-    }
-    if (message != null) {
-      $result.message = message;
-    }
-    return $result;
+    final result = create();
+    if (index != null) result.index = index;
+    if (message != null) result.message = message;
+    return result;
   }
-  TestData._() : super();
-  factory TestData.fromBuffer($core.List<$core.int> i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) => create()..mergeFromBuffer(i, r);
-  factory TestData.fromJson($core.String i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) => create()..mergeFromJson(i, r);
 
-  static final $pb.BuilderInfo _i = $pb.BuilderInfo(_omitMessageNames ? '' : 'TestData', createEmptyInstance: create)
-    ..a<$core.int>(1, _omitFieldNames ? '' : 'index', $pb.PbFieldType.O3)
+  TestData._();
+
+  factory TestData.fromBuffer($core.List<$core.int> data,
+          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromBuffer(data, registry);
+  factory TestData.fromJson($core.String json,
+          [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromJson(json, registry);
+
+  static final $pb.BuilderInfo _i = $pb.BuilderInfo(
+      _omitMessageNames ? '' : 'TestData',
+      createEmptyInstance: create)
+    ..aI(1, _omitFieldNames ? '' : 'index')
     ..aOS(2, _omitFieldNames ? '' : 'message')
-    ..hasRequiredFields = false
-  ;
+    ..hasRequiredFields = false;
 
-  @$core.Deprecated(
-  'Using this can add significant overhead to your binary. '
-  'Use [GeneratedMessageGenericExtensions.deepCopy] instead. '
-  'Will be removed in next major version')
-  TestData clone() => TestData()..mergeFromMessage(this);
-  @$core.Deprecated(
-  'Using this can add significant overhead to your binary. '
-  'Use [GeneratedMessageGenericExtensions.rebuild] instead. '
-  'Will be removed in next major version')
-  TestData copyWith(void Function(TestData) updates) => super.copyWith((message) => updates(message as TestData)) as TestData;
+  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
+  TestData clone() => deepCopy();
+  @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
+  TestData copyWith(void Function(TestData) updates) =>
+      super.copyWith((message) => updates(message as TestData)) as TestData;
 
+  @$core.override
   $pb.BuilderInfo get info_ => _i;
 
   @$core.pragma('dart2js:noInline')
   static TestData create() => TestData._();
+  @$core.override
   TestData createEmptyInstance() => create();
-  static $pb.PbList<TestData> createRepeated() => $pb.PbList<TestData>();
   @$core.pragma('dart2js:noInline')
-  static TestData getDefault() => _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<TestData>(create);
+  static TestData getDefault() =>
+      _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<TestData>(create);
   static TestData? _defaultInstance;
 
   @$pb.TagNumber(1)
   $core.int get index => $_getIZ(0);
   @$pb.TagNumber(1)
-  set index($core.int v) { $_setSignedInt32(0, v); }
+  set index($core.int value) => $_setSignedInt32(0, value);
   @$pb.TagNumber(1)
   $core.bool hasIndex() => $_has(0);
   @$pb.TagNumber(1)
-  void clearIndex() => clearField(1);
+  void clearIndex() => $_clearField(1);
 
   @$pb.TagNumber(2)
   $core.String get message => $_getSZ(1);
   @$pb.TagNumber(2)
-  set message($core.String v) { $_setString(1, v); }
+  set message($core.String value) => $_setString(1, value);
   @$pb.TagNumber(2)
   $core.bool hasMessage() => $_has(1);
   @$pb.TagNumber(2)
-  void clearMessage() => clearField(2);
+  void clearMessage() => $_clearField(2);
 }
 
-
-const _omitFieldNames = $core.bool.fromEnvironment('protobuf.omit_field_names');
-const _omitMessageNames = $core.bool.fromEnvironment('protobuf.omit_message_names');
+const $core.bool _omitFieldNames =
+    $core.bool.fromEnvironment('protobuf.omit_field_names');
+const $core.bool _omitMessageNames =
+    $core.bool.fromEnvironment('protobuf.omit_message_names');
diff --git a/dart/lib/src/packets/message_common.pbenum.dart b/dart/lib/src/packets/message_common.pbenum.dart
index e8eea36..c771da3 100644
--- a/dart/lib/src/packets/message_common.pbenum.dart
+++ b/dart/lib/src/packets/message_common.pbenum.dart
@@ -1,11 +1,11 @@
+// This is a generated file - do not edit.
 //
-//  Generated code. Do not modify.
-//  source: message_common.proto
-//
-// @dart = 2.12
+// Generated from message_common.proto.
+
+// @dart = 3.3
 
 // ignore_for_file: annotate_overrides, camel_case_types, comment_references
-// ignore_for_file: constant_identifier_names, library_prefixes
-// ignore_for_file: non_constant_identifier_names, prefer_final_fields
-// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
-
+// ignore_for_file: constant_identifier_names
+// ignore_for_file: curly_braces_in_flow_control_structures
+// ignore_for_file: deprecated_member_use_from_same_package, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_relative_imports
diff --git a/dart/lib/src/packets/message_common.pbjson.dart b/dart/lib/src/packets/message_common.pbjson.dart
index 6acb17b..de1566e 100644
--- a/dart/lib/src/packets/message_common.pbjson.dart
+++ b/dart/lib/src/packets/message_common.pbjson.dart
@@ -1,13 +1,15 @@
+// This is a generated file - do not edit.
 //
-//  Generated code. Do not modify.
-//  source: message_common.proto
-//
-// @dart = 2.12
+// Generated from message_common.proto.
+
+// @dart = 3.3
 
 // ignore_for_file: annotate_overrides, camel_case_types, comment_references
-// ignore_for_file: constant_identifier_names, library_prefixes
-// ignore_for_file: non_constant_identifier_names, prefer_final_fields
-// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+// ignore_for_file: constant_identifier_names
+// ignore_for_file: curly_braces_in_flow_control_structures
+// ignore_for_file: deprecated_member_use_from_same_package, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_relative_imports
+// ignore_for_file: unused_import
 
 import 'dart:convert' as $convert;
 import 'dart:core' as $core;
@@ -36,8 +38,8 @@ const HeartBeat$json = {
 };
 
 /// Descriptor for `HeartBeat`. Decode as a `google.protobuf.DescriptorProto`.
-final $typed_data.Uint8List heartBeatDescriptor = $convert.base64Decode(
-    'CglIZWFydEJlYXQ=');
+final $typed_data.Uint8List heartBeatDescriptor =
+    $convert.base64Decode('CglIZWFydEJlYXQ=');
 
 @$core.Deprecated('Use testDataDescriptor instead')
 const TestData$json = {
@@ -52,4 +54,3 @@ const TestData$json = {
 final $typed_data.Uint8List testDataDescriptor = $convert.base64Decode(
     'CghUZXN0RGF0YRIUCgVpbmRleBgBIAEoBVIFaW5kZXgSGAoHbWVzc2FnZRgCIAEoCVIHbWVzc2'
     'FnZQ==');
-
diff --git a/dart/pubspec.yaml b/dart/pubspec.yaml
index d9d8abd..5b6fd63 100644
--- a/dart/pubspec.yaml
+++ b/dart/pubspec.yaml
@@ -8,7 +8,7 @@ environment:
 
 dependencies:
   meta: ^1.9.0
-  protobuf: ^3.1.0
+  protobuf: ^6.0.0
 
 dev_dependencies:
   lints: ^3.0.0