diff --git a/zuul.d/ironic-jobs.yaml b/zuul.d/ironic-jobs.yaml
index c74e7e81dc..22421f8814 100644
--- a/zuul.d/ironic-jobs.yaml
+++ b/zuul.d/ironic-jobs.yaml
@@ -365,6 +365,7 @@
       devstack_localrc:
         IRONIC_DEFAULT_DEPLOY_INTERFACE: direct
         IRONIC_INSPECTOR_MANAGE_FIREWALL: True
+        IRONIC_INSPECTOR_TEMPEST_INTROSPECTION_TIMEOUT: 1200
         IRONIC_TEMPEST_WHOLE_DISK_IMAGE: True
         IRONIC_VM_EPHEMERAL_DISK: 0
         IRONIC_AUTOMATED_CLEAN_ENABLED: False