diff --git a/im-center-server/src/main/java/cn/axzo/im/group/GroupBroadcaster.java b/im-center-server/src/main/java/cn/axzo/im/group/GroupBroadcaster.java
index c5886c7..4ba1f3c 100644
--- a/im-center-server/src/main/java/cn/axzo/im/group/GroupBroadcaster.java
+++ b/im-center-server/src/main/java/cn/axzo/im/group/GroupBroadcaster.java
@@ -27,13 +27,14 @@ class GroupBroadcaster {
     private final GroupDao groupDao;
 
     void fireGroupChanged(Group group, MqEventType eventType) {
+        Group effectiveGroup = groupDao.getById(group.getId());
         GroupChangedMessage message = new GroupChangedMessage();
-        message.setGroup(BeanMapper.copyBean(group, GroupInfo.class));
+        message.setGroup(BeanMapper.copyBean(effectiveGroup, GroupInfo.class));
         Event event = Event.builder()
-                .targetId(group.getTid() + "")
+                .targetId(effectiveGroup.getTid() + "")
                 .targetType(eventType.getModel())
                 .eventCode(eventType.getEventCode())
-                .shardingKey(group.getTid() + "")
+                .shardingKey(effectiveGroup.getTid() + "")
                 .data(message)
                 .build();
         mqProducer.send(event);
@@ -49,10 +50,10 @@ class GroupBroadcaster {
             message.setGroup(BeanMapper.copyBean(effectiveGroup, GroupInfo.class));
             message.setMember(BeanMapper.copyBean(account, GroupMemberInfo.class));
             Event event = Event.builder()
-                    .targetId(group.getTid() + "")
+                    .targetId(effectiveGroup.getTid() + "")
                     .targetType(eventType.getModel())
                     .eventCode(eventType.getEventCode())
-                    .shardingKey(group.getTid() + "")
+                    .shardingKey(effectiveGroup.getTid() + "")
                     .data(message)
                     .build();
             mqProducer.send(event);