diff --git a/xrootd-ssi-protobuf-interface b/xrootd-ssi-protobuf-interface
index 30a458ea715bd68d05d09e2fb881ff3ad568f9a9..9f9d274789b72cca509a353d78969564906f4cd0 160000
--- a/xrootd-ssi-protobuf-interface
+++ b/xrootd-ssi-protobuf-interface
@@ -1 +1 @@
-Subproject commit 30a458ea715bd68d05d09e2fb881ff3ad568f9a9
+Subproject commit 9f9d274789b72cca509a353d78969564906f4cd0