diff --git a/auth/v1/msg.proto b/auth/v1/msg.proto
index e77c2c0..4de3dfc 100644
--- a/auth/v1/msg.proto
+++ b/auth/v1/msg.proto
@@ -212,7 +212,7 @@ message TFAReq {
   optional string mobile = 2;
   optional string email = 3;
   optional string reason = 4; // issued jwt reason -> can be login, redeem, withdrawal
-  optional int64 transaction_id = 5;
+  optional int64 id = 5;
   optional TfaStateEnum state = 6;
 }
 
@@ -228,7 +228,7 @@ message CheckTFAReq {
   TFAReq req = 3;
   // optional string algorithm = 3;
   // optional string reason = 4; // Can be later used as a lookup
-  // optional string transaction_id = 5;
+  // optional string id = 5;
   // optional TfaStateEnum state = 6;
 }