diff --git a/api/stub/src/main/proto/MFTApi.proto b/api/stub/src/main/proto/MFTApi.proto
index 39fa06a..1172422 100644
--- a/api/stub/src/main/proto/MFTApi.proto
+++ b/api/stub/src/main/proto/MFTApi.proto
@@ -19,6 +19,7 @@
     string destCredentialBackend = 10;
     bool affinityTransfer = 11;
     map<string, int32> targetAgents = 12;
+    string mftAuthorizationToken = 13;
 }
 
 message TransferApiResponse {