diff --git a/proto/zetachain/zetacore/crosschain/outbound_tracker.proto b/proto/zetachain/zetacore/crosschain/outbound_tracker.proto
index 4547703444..2599a0c7da 100644
--- a/proto/zetachain/zetacore/crosschain/outbound_tracker.proto
+++ b/proto/zetachain/zetacore/crosschain/outbound_tracker.proto
@@ -3,7 +3,7 @@ package zetachain.zetacore.crosschain;
 
 option go_package = "github.com/zeta-chain/zetacore/x/crosschain/types";
 
-message TxHashList {
+message TxHash {
   string tx_hash = 1;
   string tx_signer = 2;
   bool proved = 3;
@@ -12,5 +12,5 @@ message OutboundTracker {
   string index = 1; // format: "chain-nonce"
   int64 chain_id = 2;
   uint64 nonce = 3;
-  repeated TxHashList hash_list = 4;
+  repeated TxHash hash_list = 4;
 }