diff --git a/auth/v1/msg.proto b/auth/v1/msg.proto
index 805e6c1..0348926 100644
--- a/auth/v1/msg.proto
+++ b/auth/v1/msg.proto
@@ -210,13 +210,13 @@ message CheckTFAReq {
 }
 
 message TFA {
-  OtpStateEnum state = 1;
+  TfaStateEnum state = 1;
   int64 code = 2;
   string transaction_id = 3;
 }
 
-enum OtpStateEnum {
-  OPT_STATE_ENUM_UNSPECIFIED = 0;
+enum TfaStateEnum {
+  TFA_STATE_ENUM_UNSPECIFIED = 0;
   LOGIN = 1;
   INTERNAL_TRANSFER = 2;
   EXTERNAL_TRANSFER = 3;