diff --git a/arch/x86_64/kernel/Makefile b/arch/x86_64/kernel/Makefile
index 4028850291063c9ca87c2e0768974b12f7228b20..2c0e778e8acfa766d4cddad320a010957c9f3fbb 100644
--- a/arch/x86_64/kernel/Makefile
+++ b/arch/x86_64/kernel/Makefile
@@ -8,7 +8,7 @@ obj-y	:= process_64.o signal_64.o entry_64.o traps_64.o irq_64.o \
 		ptrace_64.o time_64.o ioport_64.o ldt_64.o setup_64.o i8259_64.o sys_x86_64.o \
 		x8664_ksyms_64.o i387_64.o syscall.o vsyscall_64.o \
 		setup64.o bootflag.o e820_64.o reboot_64.o quirks.o i8237.o \
-		pci-dma_64.o pci-nommu_64.o alternative.o hpet_64.o tsc.o bugs_64.o \
+		pci-dma_64.o pci-nommu_64.o alternative.o hpet_64.o tsc_64.o bugs_64.o \
 		perfctr-watchdog.o
 
 obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
diff --git a/arch/x86_64/kernel/tsc.c b/arch/x86_64/kernel/tsc_64.c
similarity index 100%
rename from arch/x86_64/kernel/tsc.c
rename to arch/x86_64/kernel/tsc_64.c