diff --git a/protos/MapInfoProto.proto b/protos/MapInfoProto.proto
index 2baf6fb..fa95557 100644
--- a/protos/MapInfoProto.proto
+++ b/protos/MapInfoProto.proto
@@ -23,6 +23,10 @@ import "CommonProto.proto";
 		optional int32 curXY = 2;
 		// 所用英雄
 		repeated HeroInfo heroInfos = 3;
+		// 剩余步数
+		optional int32 leftStep = 4;
+		// 临时背包
+		optional Drop temporaryItems = 5;
 	}
 
 	// 更新事件
@@ -58,6 +62,8 @@ import "CommonProto.proto";
 	}
 	message MapUpdateResponse{
 		optional int32 eventId = 1;
+		// 剩余步数
+		optional int32 leftStep = 2;
 	}
 
 	// 出地图