diff --git a/zuul.d/ironic-inspector-jobs.yaml b/zuul.d/ironic-inspector-jobs.yaml
index 9f2a54b73..e3d197825 100644
--- a/zuul.d/ironic-inspector-jobs.yaml
+++ b/zuul.d/ironic-inspector-jobs.yaml
@@ -135,12 +135,11 @@
           IRONIC_BUILD_DEPLOY_RAMDISK: False
           IRONIC_CALLBACK_TIMEOUT: 600
           IRONIC_DEPLOY_DRIVER: ipmi
-          IRONIC_DEFAULT_BOOT_OPTION: netboot
           IRONIC_INSPECTOR_BUILD_RAMDISK: False
           IRONIC_RAMDISK_TYPE: tinyipa
-          IRONIC_TEMPEST_WHOLE_DISK_IMAGE: False
+          IRONIC_TEMPEST_WHOLE_DISK_IMAGE: True
           IRONIC_VM_COUNT: 4
-          IRONIC_VM_EPHEMERAL_DISK: 1
+          IRONIC_VM_EPHEMERAL_DISK: 0
           IRONIC_VM_SPECS_RAM: 1024
           IRONIC_AUTOMATED_CLEAN_ENABLED: False
           IRONIC_INSPECTOR_DHCP_FILTER: iptables