diff --git a/include/block/nbd.h b/include/block/nbd.h
index 78d101b..a98eb66 100644
--- a/include/block/nbd.h
+++ b/include/block/nbd.h
@@ -415,7 +415,8 @@
                                                bool do_negotiation,
                                                const char *export_name,
                                                const char *x_dirty_bitmap,
-                                               QCryptoTLSCreds *tlscreds);
+                                               QCryptoTLSCreds *tlscreds,
+                                               const char *tlshostname);
 void nbd_client_connection_release(NBDClientConnection *conn);
 
 QIOChannel *coroutine_fn