diff --git a/drivers/thermal/Makefile b/drivers/thermal/Makefile
index 7f6509a97c141d7b5987e1358762e22258e631a0..1bf2eab50b2771e8d71d1f64084c048cc52d40e4 100644
--- a/drivers/thermal/Makefile
+++ b/drivers/thermal/Makefile
@@ -3,6 +3,7 @@
 #
 
 obj-$(CONFIG_THERMAL)		+= thermal_sys.o
+thermal_sys-y			+= thermal_core.o
 
 # governors
 obj-$(CONFIG_THERMAL_GOV_FAIR_SHARE)	+= fair_share.o
diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_core.c
similarity index 100%
rename from drivers/thermal/thermal_sys.c
rename to drivers/thermal/thermal_core.c