diff --git a/drivers/thermal/devfreq_cooling.c b/drivers/thermal/devfreq_cooling.c
index 5a86cffd78f6..4310cb342a9f 100644
--- a/drivers/thermal/devfreq_cooling.c
+++ b/drivers/thermal/devfreq_cooling.c
@@ -18,10 +18,10 @@
 #include <linux/pm_opp.h>
 #include <linux/pm_qos.h>
 #include <linux/thermal.h>
+#include <linux/units.h>
 
 #include <trace/events/thermal.h>
 
-#define HZ_PER_KHZ		1000
 #define SCALE_ERROR_MITIGATION	100
 
 /**