diff --git a/server/tools/protobuild/cs_proto.proto b/server/tools/protobuild/cs_proto.proto
index aec49f6..17fdcde 100755
--- a/server/tools/protobuild/cs_proto.proto
+++ b/server/tools/protobuild/cs_proto.proto
@@ -919,6 +919,7 @@ message CMMove
       注意：当客户端同时发了下车和上车的时候服务器只处理上车，忽略下车
      */
     optional int32 get_on = 36;
+    optional int32 switch_seat = 37; //切换座位
 }
 
 //执行GM指令