diff --git a/app/models/manageiq/providers/cisco_intersight/inventory.rb b/app/models/manageiq/providers/cisco_intersight/inventory.rb
index 34cd89b..c8008c6 100644
--- a/app/models/manageiq/providers/cisco_intersight/inventory.rb
+++ b/app/models/manageiq/providers/cisco_intersight/inventory.rb
@@ -1,7 +1,4 @@
 module ManageIQ::Providers::CiscoIntersight
   class Inventory < ManageIQ::Providers::Inventory
-    require_nested :Collector
-    require_nested :Parser
-    require_nested :Persister
   end
 end
diff --git a/app/models/manageiq/providers/cisco_intersight/inventory/collector.rb b/app/models/manageiq/providers/cisco_intersight/inventory/collector.rb
index 91e2e04..32fe549 100644
--- a/app/models/manageiq/providers/cisco_intersight/inventory/collector.rb
+++ b/app/models/manageiq/providers/cisco_intersight/inventory/collector.rb
@@ -1,5 +1,4 @@
 module ManageIQ::Providers::CiscoIntersight
   class Inventory::Collector < ManageIQ::Providers::Inventory::Collector
-    require_nested :PhysicalInfraManager
   end
 end
diff --git a/app/models/manageiq/providers/cisco_intersight/inventory/parser.rb b/app/models/manageiq/providers/cisco_intersight/inventory/parser.rb
index 268513c..937383c 100644
--- a/app/models/manageiq/providers/cisco_intersight/inventory/parser.rb
+++ b/app/models/manageiq/providers/cisco_intersight/inventory/parser.rb
@@ -1,5 +1,4 @@
 module ManageIQ::Providers::CiscoIntersight
   class Inventory::Parser < ManageIQ::Providers::Inventory::Parser
-    require_nested :PhysicalInfraManager
   end
 end
diff --git a/app/models/manageiq/providers/cisco_intersight/inventory/persister.rb b/app/models/manageiq/providers/cisco_intersight/inventory/persister.rb
index 648b0fb..5f739e4 100644
--- a/app/models/manageiq/providers/cisco_intersight/inventory/persister.rb
+++ b/app/models/manageiq/providers/cisco_intersight/inventory/persister.rb
@@ -1,5 +1,4 @@
 module ManageIQ::Providers::CiscoIntersight
   class Inventory::Persister < ManageIQ::Providers::Inventory::Persister
-    require_nested :PhysicalInfraManager
   end
 end
diff --git a/app/models/manageiq/providers/cisco_intersight/physical_infra_manager.rb b/app/models/manageiq/providers/cisco_intersight/physical_infra_manager.rb
index 348d989..d7ab885 100644
--- a/app/models/manageiq/providers/cisco_intersight/physical_infra_manager.rb
+++ b/app/models/manageiq/providers/cisco_intersight/physical_infra_manager.rb
@@ -1,13 +1,5 @@
 module ManageIQ::Providers::CiscoIntersight
   class PhysicalInfraManager < ManageIQ::Providers::PhysicalInfraManager
-    require_nested :MetricsCapture
-    require_nested :MetricsCollectorWorker
-    require_nested :Refresher
-    require_nested :RefreshWorker
-    require_nested :EventCatcher
-    require_nested :EventParser
-    require_nested :PhysicalServer
-    require_nested :PhysicalServerProfileTemplate
     supports :catalog
 
     include Vmdb::Logging
diff --git a/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/event_catcher.rb b/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/event_catcher.rb
index c87b6fb..1403543 100644
--- a/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/event_catcher.rb
+++ b/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/event_catcher.rb
@@ -1,6 +1,5 @@
 module ManageIQ::Providers::CiscoIntersight
   class PhysicalInfraManager::EventCatcher \
       < ManageIQ::Providers::BaseManager::EventCatcher
-    require_nested :Runner
   end
 end
diff --git a/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/metrics_collector_worker.rb b/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/metrics_collector_worker.rb
index a4106c7..68c9de6 100644
--- a/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/metrics_collector_worker.rb
+++ b/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/metrics_collector_worker.rb
@@ -1,7 +1,5 @@
 module ManageIQ::Providers::CiscoIntersight
   class PhysicalInfraManager::MetricsCollectorWorker < ManageIQ::Providers::BaseManager::MetricsCollectorWorker
-    require_nested :Runner
-
     self.default_queue_name = "cisco_intersight"
 
     def friendly_name
diff --git a/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/refresh_worker.rb b/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/refresh_worker.rb
index 7d4c7c3..0f12a7e 100644
--- a/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/refresh_worker.rb
+++ b/app/models/manageiq/providers/cisco_intersight/physical_infra_manager/refresh_worker.rb
@@ -1,7 +1,5 @@
 module ManageIQ::Providers::CiscoIntersight
   class PhysicalInfraManager::RefreshWorker < ::MiqEmsRefreshWorker
-    require_nested :Runner
-
     def self.settings_name
       :ems_refresh_worker_cisco_intersight_physical_infra
     end