diff --git a/app/src/main/java/com/yizhuan/erban/avroom/dialog/RoomOperationDialog.java b/app/src/main/java/com/yizhuan/erban/avroom/dialog/RoomOperationDialog.java
index 1dcde3d0e..9825e1ba1 100644
--- a/app/src/main/java/com/yizhuan/erban/avroom/dialog/RoomOperationDialog.java
+++ b/app/src/main/java/com/yizhuan/erban/avroom/dialog/RoomOperationDialog.java
@@ -504,7 +504,13 @@ public class RoomOperationDialog extends BottomSheetDialog {
         }
         optAdapter.addData(new OptAction(R.drawable.icon_room_send_broadcast,
                 "发布广播",
-                () -> SendBroadcastDialog.Companion.newInstance().show(context)
+                () -> {
+                    if (AvRoomDataManager.get().getOnMicUserCount() > 0) {
+                        SendBroadcastDialog.Companion.newInstance().show(context);
+                    } else {
+                        SingleToastUtil.showToast("当前房间麦上没有用户，暂不支持发布广播");
+                    }
+                }
         ));
     }
 
diff --git a/core/src/main/java/com/yizhuan/xchat_android_core/manager/AvRoomDataManager.java b/core/src/main/java/com/yizhuan/xchat_android_core/manager/AvRoomDataManager.java
index 33f9a5042..c8c72b5eb 100644
--- a/core/src/main/java/com/yizhuan/xchat_android_core/manager/AvRoomDataManager.java
+++ b/core/src/main/java/com/yizhuan/xchat_android_core/manager/AvRoomDataManager.java
@@ -605,6 +605,23 @@ public final class AvRoomDataManager {
         return Integer.MIN_VALUE;
     }
 
+    /**
+     * 获取坑上有多少人
+     */
+    public int getOnMicUserCount() {
+        int count = 0;
+        int size;
+        if (mMicQueueMemberMap != null && (size = mMicQueueMemberMap.size()) >= 0) {
+            for (int i = 0; i < size; i++) {
+                RoomQueueInfo roomQueueInfo = mMicQueueMemberMap.valueAt(i);
+                if (roomQueueInfo.mChatRoomMember != null) {
+                    count++;
+                }
+            }
+        }
+        return count;
+    }
+
     /**
      * 获取坑上没人且没上锁且最大6个坑位的位置
      */