diff --git a/PublicAggreDealsV3Api.proto b/PublicAggreDealsV3Api.proto
index ab095d4..9f6d712 100644
--- a/PublicAggreDealsV3Api.proto
+++ b/PublicAggreDealsV3Api.proto
@@ -19,4 +19,5 @@ message PublicAggreDealsV3ApiItem {
   int32 tradeType = 3;
   int64 time = 4;
   string tradeId = 5;
+  int64 version = 6;
 }