diff --git a/proto/observer/query.proto b/proto/observer/query.proto
index c11a48b955..eeeb7c7f7e 100644
--- a/proto/observer/query.proto
+++ b/proto/observer/query.proto
@@ -98,7 +98,10 @@ service Query {
 
 message QueryProveRequest {
   uint64 chain_id = 1;
-  string tx_hash = 4;
+  string tx_hash = 2;
+  ethereum.Proof proof = 3;
+  string block_hash = 4;
+  int64 tx_index = 5;
   ethereum.Proof proof = 5;
   string block_hash = 6;
   int64 tx_index = 7;