diff --git a/src/mainboard/lenovo/t430s/variants/t431s/overridetree.cb b/src/mainboard/lenovo/t430s/variants/t431s/overridetree.cb
index e3388de581..ae95e6c8d6 100644
--- a/src/mainboard/lenovo/t430s/variants/t431s/overridetree.cb
+++ b/src/mainboard/lenovo/t430s/variants/t431s/overridetree.cb
@@ -15,17 +15,14 @@ chip northbridge/intel/sandybridge
 	device domain 0 on
 		subsystemid 0x17aa 0x2208 inherit
 
-		device pci 00.0 on end # host bridge
 		device pci 01.0 off end # PCIe Bridge for discrete graphics
-		device pci 02.0 on end # Integrated Graphics Controller
+
 		chip southbridge/intel/bd82x6x # Intel Series 7 Panther Point PCH
 			# Enable SATA ports 0 (HDD bay) & 1 (WWAN M.2 SATA) & 4 (dock)
 			register "sata_port_map" = "0x13"
 			# T431s has no Express Card slot.
 			register "pcie_hotplug_map" = "{ 0, 0, 0, 0, 0, 0, 0, 0 }"
-			device pci 14.0 on end # USB 3.0 Controller
-			device pci 1a.0 on end # USB Enhanced Host Controller #2
-			device pci 1b.0 on end # High Definition Audio Controller
+
 			device pci 1c.0 on # PCIe Port #1
 				chip drivers/ricoh/rce822 # Ricoh cardreader
 					register "disable_mask" = "0x87"
@@ -33,10 +30,7 @@ chip northbridge/intel/sandybridge
 					device pci 00.0 on end # Ricoh SD card reader
 				end
 			end
-			device pci 1c.1 on end # PCIe Port #2 Integrated Wireless LAN
 			device pci 1c.2 off end # PCIe Port #3
-			device pci 1d.0 on end # USB Enhanced Host Controller #1
-			device pci 1e.0 off end # PCI bridge
 			device pci 1f.0 on
 				chip ec/lenovo/h8
 					register "config0" = "0xa6"
@@ -47,8 +41,6 @@ chip northbridge/intel/sandybridge
 					register "has_bdc_detection" = "0"
 				end
 			end # LPC Controller
-			device pci 1f.2 on end # 6 port SATA AHCI Controller
-			device pci 1f.3 on end # SMBus Controller
 			device pci 1f.6 off end # Thermal
 		end
 	end