diff --git a/ironic/conf/opts.py b/ironic/conf/opts.py
index 5481a73dc87..7b851c2c59a 100644
--- a/ironic/conf/opts.py
+++ b/ironic/conf/opts.py
@@ -23,6 +23,7 @@ _opts = [
     ('ansible', ironic.conf.ansible.opts),
     ('api', ironic.conf.api.opts),
     ('audit', ironic.conf.audit.opts),
+    ('auto_discovery', ironic.conf.inspector.discovery_opts),
     ('cinder', ironic.conf.cinder.list_opts()),
     ('conductor', ironic.conf.conductor.opts),
     ('console', ironic.conf.console.opts),
@@ -35,6 +36,7 @@ _opts = [
     ('glance', ironic.conf.glance.list_opts()),
     ('healthcheck', ironic.conf.healthcheck.opts),
     ('ilo', ironic.conf.ilo.opts),
+    ('inspection_rules', ironic.conf.inspector.inspection_rule_opts),
     ('inspector', ironic.conf.inspector.list_opts()),
     ('inventory', ironic.conf.inventory.opts),
     ('ipmi', ironic.conf.ipmi.opts),
@@ -48,6 +50,7 @@ _opts = [
     ('nova', ironic.conf.nova.list_opts()),
     ('oci', ironic.conf.oci.opts),
     ('pxe', ironic.conf.pxe.opts),
+    ('pxe_filter', ironic.conf.inspector.pxe_filter_opts),
     ('redfish', ironic.conf.redfish.opts),
     ('sensor_data', ironic.conf.sensor_data.opts),
     ('service_catalog', ironic.conf.service_catalog.list_opts()),