diff --git a/common/coder.go b/common/coder.go
index 7cdd7b96f1c2bd0dcd2f7f1ee0aac4c8fa257da9..ca331b9dd4e735c09b010cffae05c1b73e7fa067 100644
--- a/common/coder.go
+++ b/common/coder.go
@@ -72,6 +72,7 @@ const (
 	MsgTypeEnterRoom                = 152 // 用户进房
 	MsgTypeLeaveRoom                = 153 // 用户离房
 	MsgTypeRoomHeartbeat            = 154 // 房间心跳
+	MsgTypeGroupMicChangeRsp        = 156 // 麦位变化确认
 )
 
 const (
diff --git a/main.go b/main.go
index 86d9d510d7d7b36fbca9824a0917b4b3a20350f9..2e225fa3ff8e7dce49933f9082e5034f61b674fd 100644
--- a/main.go
+++ b/main.go
@@ -253,6 +253,8 @@ func serverWebsocket(w http.ResponseWriter, r *http.Request) {
 					if err := processRoomHeartbeat(logger, ci.Uid, pbData); err != nil {
 						logger.Errorf("processRoomHeartbeat fail:%v", err)
 					}
+				} else if msgType == common.MsgTypeGroupMicChangeRsp {
+					logger.Infof("common.MsgTypeGroupMicChangeRsp arrive")
 				} else {
 					logger.Warnf("Unknown message type %d", msgType)
 				}