diff --git a/.zuul.yaml b/.zuul.yaml
index 5046ceb..b956b7b 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -14,6 +14,7 @@
       - x/ironic-staging-drivers
     vars:
       devstack_localrc:
+        IRONIC_DEFAULT_BOOT_OPTION: netboot
         IRONIC_DEFAULT_DEPLOY_INTERFACE: ""
       devstack_plugins:
         ironic-staging-drivers: https://opendev.org/x/ironic-staging-drivers