diff --git a/ironic_tempest_plugin/config.py b/ironic_tempest_plugin/config.py
index 3594b5b..c4fb185 100644
--- a/ironic_tempest_plugin/config.py
+++ b/ironic_tempest_plugin/config.py
@@ -129,6 +129,8 @@
     cfg.ListOpt('enabled_rescue_interfaces',
                 default=['no-rescue'],
                 help="List of Ironic enabled rescue interfaces."),
+    cfg.StrOpt('default_rescue_interface',
+               help="Ironic default rescue interface."),
     cfg.IntOpt('adjusted_root_disk_size_gb',
                min=0,
                help="Ironic adjusted disk size to use in the standalone tests "