diff --git a/src/mainboard/google/hatch/variants/puff/overridetree.cb b/src/mainboard/google/hatch/variants/puff/overridetree.cb
index cca2d41ce3..d8df2980ec 100644
--- a/src/mainboard/google/hatch/variants/puff/overridetree.cb
+++ b/src/mainboard/google/hatch/variants/puff/overridetree.cb
@@ -283,6 +283,7 @@ chip soc/intel/cannonlake
 				register "stop_delay_ms" = "12" # NIC needs time to quiesce
 				register "stop_off_delay_ms" = "1"
 				register "has_power_resource" = "1"
+				register "device_index" = "1"
 				device pci 00.0 on end
 			end
 		end # FSP requires func0 be enabled.