diff --git a/block/nbd.c b/block/nbd.c
index a50d24b50a4..8b8ba56cdd0 100644
--- a/block/nbd.c
+++ b/block/nbd.c
@@ -388,6 +388,7 @@ static QemuOptsList nbd_runtime_opts = {
             .type = QEMU_OPT_STRING,
             .help = "ID of the TLS credentials to use",
         },
+        { /* end of list */ }
     },
 };