diff --git a/im-platform/src/main/java/com/bx/implatform/contant/Constant.java b/im-platform/src/main/java/com/bx/implatform/contant/Constant.java
index 1495851..3884cd7 100644
--- a/im-platform/src/main/java/com/bx/implatform/contant/Constant.java
+++ b/im-platform/src/main/java/com/bx/implatform/contant/Constant.java
@@ -18,7 +18,7 @@ public final class Constant {
     /**
      * 大群人数上限
      */
-    public static final Long MAX_LARGE_GROUP_MEMBER = 10000L;
+    public static final Long MAX_LARGE_GROUP_MEMBER = 3000L;
 
     /**
      * 普通群人数上限
diff --git a/im-platform/src/main/java/com/bx/implatform/service/impl/GroupMessageServiceImpl.java b/im-platform/src/main/java/com/bx/implatform/service/impl/GroupMessageServiceImpl.java
index 6091683..81c91d5 100644
--- a/im-platform/src/main/java/com/bx/implatform/service/impl/GroupMessageServiceImpl.java
+++ b/im-platform/src/main/java/com/bx/implatform/service/impl/GroupMessageServiceImpl.java
@@ -67,10 +67,10 @@ public class GroupMessageServiceImpl extends ServiceImpl<GroupMessageMapper, Gro
         }
         // 群聊成员列表
         List<Long> userIds = groupMemberService.findUserIdsByGroupId(group.getId());
-        if (dto.getReceipt() && userIds.size() > Constant.MAX_LARGE_GROUP_MEMBER) {
+        if (dto.getReceipt() && userIds.size() > Constant.MAX_NORMAL_GROUP_MEMBER) {
             // 大群的回执消息过于消耗资源，不允许发送
             throw new GlobalException(
-                String.format("当前群聊大于%s人,不支持发送回执消息", Constant.MAX_LARGE_GROUP_MEMBER));
+                String.format("当前群聊大于%s人,不支持发送回执消息", Constant.MAX_NORMAL_GROUP_MEMBER));
         }
         // 不用发给自己
         userIds = userIds.stream().filter(id -> !session.getUserId().equals(id)).collect(Collectors.toList());