diff --git a/sys/conf/files.arm64 b/sys/conf/files.arm64
--- a/sys/conf/files.arm64
+++ b/sys/conf/files.arm64
@@ -188,6 +188,7 @@
 
 dev/acpica/acpi_bus_if.m			optional acpi
 dev/acpica/acpi_if.m				optional acpi
+dev/acpica/acpi_pci.c				optional acpi pci
 dev/acpica/acpi_pci_link.c			optional acpi pci
 dev/acpica/acpi_pcib.c				optional acpi pci
 dev/acpica/acpi_pxm.c				optional acpi