diff --git a/arch/i386/kernel/acpi/Makefile b/arch/i386/kernel/acpi/Makefile
index fb602cd51924..cfbc7d8d66e2 100644
--- a/arch/i386/kernel/acpi/Makefile
+++ b/arch/i386/kernel/acpi/Makefile
@@ -2,7 +2,7 @@ obj-$(CONFIG_ACPI)		+= boot.o
 ifneq ($(CONFIG_PCI),)
 obj-$(CONFIG_X86_IO_APIC)	+= earlyquirk.o
 endif
-obj-$(CONFIG_ACPI_SLEEP)	+= sleep.o wakeup_32.o
+obj-$(CONFIG_ACPI_SLEEP)	+= sleep_32.o wakeup_32.o
 
 ifneq ($(CONFIG_ACPI_PROCESSOR),)
 obj-y				+= cstate.o processor.o
diff --git a/arch/i386/kernel/acpi/sleep.c b/arch/i386/kernel/acpi/sleep_32.c
similarity index 100%
rename from arch/i386/kernel/acpi/sleep.c
rename to arch/i386/kernel/acpi/sleep_32.c