diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 7c43bdc..bc2f337 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1706,5 +1706,8 @@
 	}
 
 	acpi_update_all_gpes();
+
+	acpi_pci_root_hp_init();
+
 	return 0;
 }