diff --git a/protos/PlayerInfoProto.proto b/protos/PlayerInfoProto.proto
index e5be46c..52c2562 100644
--- a/protos/PlayerInfoProto.proto
+++ b/protos/PlayerInfoProto.proto
@@ -109,6 +109,7 @@ import "CommonProto.proto";
 	}
 	message TakeMailResponse{
 		optional Drop drop = 1;
+		optional int32 msg = 2;// 1：成功，0：道具为空，2：背包已满
 	}