diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile
index bd44e20d2cd9..a0bd5aa66e15 100644
--- a/arch/i386/kernel/Makefile
+++ b/arch/i386/kernel/Makefile
@@ -23,7 +23,7 @@ obj-$(CONFIG_SMP)		+= smpcommon.o
 obj-$(CONFIG_X86_TRAMPOLINE)	+= trampoline.o
 obj-$(CONFIG_X86_MPPARSE)	+= mpparse.o
 obj-$(CONFIG_X86_LOCAL_APIC)	+= apic.o nmi.o
-obj-$(CONFIG_X86_IO_APIC)	+= io_apic.o
+obj-$(CONFIG_X86_IO_APIC)	+= io_apic_32.o
 obj-$(CONFIG_X86_REBOOTFIXUPS)	+= reboot_fixups.o
 obj-$(CONFIG_KEXEC)		+= machine_kexec.o relocate_kernel.o crash.o
 obj-$(CONFIG_CRASH_DUMP)	+= crash_dump.o
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic_32.c
similarity index 100%
rename from arch/i386/kernel/io_apic.c
rename to arch/i386/kernel/io_apic_32.c