diff --git a/nugget/proto/nugget/app/identity/identity.proto b/nugget/proto/nugget/app/identity/identity.proto
index 9d0a529..96548c0 100644
--- a/nugget/proto/nugget/app/identity/identity.proto
+++ b/nugget/proto/nugget/app/identity/identity.proto
@@ -188,8 +188,10 @@
   uint32 hardwareAuthenticatorType = 4;
   uint64 timeStamp = 5;
   bytes mac = 6;
-  uint64 verificationTokenTimestamp =7;
-  bytes verificationTokenMac = 8;
+  uint64 verificationTokenChallenge = 7;
+  uint64 verificationTokenTimestamp =8;
+  uint32 verificationTokenSecurityLevel =9;
+  bytes verificationTokenMac = 10;
 }
 
 message ICsetAuthTokenResponse{