diff --git a/CHANGELOG.md b/CHANGELOG.md
index e744116..95ef7a8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 2.0.0+3
+
+1.Fix bug </br>
+
 ## 2.0.0+2
 
 1.Fix some one crash </br>
diff --git a/lib/src/models/message.dart b/lib/src/models/message.dart
index f587a9f..2b7775d 100644
--- a/lib/src/models/message.dart
+++ b/lib/src/models/message.dart
@@ -638,6 +638,7 @@ class ReadReceiptInfo {
 
   ReadReceiptInfo.fromJson(Map<String, dynamic> json) {
     userID = json['uid'] ?? json['userID'];
+    groupID = json['groupID'];
     if (json['msgIDList'] is List) {
       msgIDList = (json['msgIDList'] as List).map((e) => '$e').toList();
     }
diff --git a/pubspec.yaml b/pubspec.yaml
index 1e6c623..848bd96 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_openim_sdk
 description: An instant messaging plug-in that supports Android and IOS. And the server is also all open source.
-version: 2.0.0+2
+version: 2.0.0+3
 homepage: https://www.rentsoft.cn
 repository: https://github.com/OpenIMSDK/Open-IM-SDK-Flutter