diff --git a/sys/dev/acpica/Osd/OsdHardware.c b/sys/dev/acpica/Osd/OsdHardware.c
index e64519630a0..1761670da57 100644
--- a/sys/dev/acpica/Osd/OsdHardware.c
+++ b/sys/dev/acpica/Osd/OsdHardware.c
@@ -34,12 +34,8 @@ __FBSDID("$FreeBSD$");
 
 #include <contrib/dev/acpica/include/acpi.h>
 
-#include <sys/bus.h>
-#include <sys/kernel.h>
 #include <machine/iodev.h>
 #include <machine/pci_cfgreg.h>
-#include <dev/acpica/acpivar.h>
-#include <dev/pci/pcireg.h>
 
 /*
  * ACPICA's rather gung-ho approach to hardware resource ownership is a little