diff --git a/protos/ws_message.proto b/protos/ws_message.proto
index 57c6663..ea234d8 100644
--- a/protos/ws_message.proto
+++ b/protos/ws_message.proto
@@ -43,4 +43,6 @@ message WsLineNetMessage {
   //线网车辆位置
   repeated diagram.LineNetTrainOffsetDiagram diagram = 1;
 
+  //列车信息
+  repeated state.Train train = 2;
 }