diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1e648c4..bdda252 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -123,4 +123,6 @@
  ### 1.6.1
  * fix: 修复网络切换时有时无法连接问题
 ### 1.6.2
- * fix: 修改数据库解码错误数据导致oom
\ No newline at end of file
+ * fix: 修改数据库解码错误数据导致oom
+### 1.6.3
+ * fix: 优化在未收到服务端心跳消息时主动断开重连
\ No newline at end of file
diff --git a/lib/manager/connect_manager.dart b/lib/manager/connect_manager.dart
index ec76ae0..bdc5f2e 100644
--- a/lib/manager/connect_manager.dart
+++ b/lib/manager/connect_manager.dart
@@ -81,6 +81,7 @@ class WKConnectionManager {
   Timer? checkNetworkTimer;
   final heartIntervalSecond = const Duration(seconds: 60);
   final checkNetworkSecond = const Duration(seconds: 1);
+  int unReceivePongCount = 0;
   final LinkedHashMap<int, SendingMsg> _sendingMsgMap = LinkedHashMap();
   HashMap<String, Function(int, int?, ConnectionInfo?)>? _connectionListenerMap;
   _WKSocket? _socket;
@@ -229,6 +230,7 @@ class WKConnectionManager {
       var packetType = b >> 4;
       if (PacketType.values[(b >> 4)] == PacketType.pong) {
         Logs.debug('pong');
+        unReceivePongCount = 0;
         Uint8List bytes = lastMsgBytes.sublist(1, lastMsgBytes.length);
         _cacheData = lastMsgBytes = bytes;
       } else {
@@ -273,6 +275,7 @@ class WKConnectionManager {
   _decodePacket(Uint8List data) {
     var packet = WKIM.shared.options.proto.decode(data);
     Logs.debug('解码出包->$packet');
+    unReceivePongCount = 0;
     if (packet.header.packetType == PacketType.connack) {
       var connackPacket = packet as ConnackPacket;
       if (connackPacket.reasonCode == 1) {
@@ -414,7 +417,14 @@ class WKConnectionManager {
   _startHeartTimer() {
     _stopHeartTimer();
     heartTimer = Timer.periodic(heartIntervalSecond, (timer) {
+      if (unReceivePongCount > 0) {
+        Logs.debug('心跳包未收到pong，重连中...');
+        isReconnection = false;
+        connect();
+        return;
+      }
       Logs.info('ping...');
+      unReceivePongCount++;
       _sendPacket(PingPacket());
     });
   }
diff --git a/pubspec.lock b/pubspec.lock
index ea2067e..bfd5252 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -549,22 +549,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.1"
-  web_socket:
-    dependency: transitive
-    description:
-      name: web_socket
-      sha256: "3c12d96c0c9a4eec095246debcea7b86c0324f22df69893d538fcc6f1b8cce83"
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.1.6"
-  web_socket_channel:
-    dependency: "direct main"
-    description:
-      name: web_socket_channel
-      sha256: "0b8e2457400d8a859b7b2030786835a28a8e80836ef64402abef392ff4f1d0e5"
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.0.2"
   x25519:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index d6643a7..b9c1729 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -15,7 +15,7 @@ description: wukong IM flutter sdk
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 1.6.2
+version: 1.6.3
 homepage: https://github.com/WuKongIM/WuKongIMFlutterSDK
 
 environment:
@@ -41,7 +41,6 @@ dependencies:
   hex: ^0.2.0
   crypto: ^3.0.6
   uuid: ^4.3.3
-  web_socket_channel: ^3.0.1
   dio: ^5.3.2
   shared_preferences: ^2.2.0
   sqflite: ^2.4.1