diff --git a/drivers/hwmon/mr75203.c b/drivers/hwmon/mr75203.c
index 18da5a25e89a..868243dba1ee 100644
--- a/drivers/hwmon/mr75203.c
+++ b/drivers/hwmon/mr75203.c
@@ -17,6 +17,7 @@
 #include <linux/property.h>
 #include <linux/regmap.h>
 #include <linux/reset.h>
+#include <linux/units.h>
 
 /* PVT Common register */
 #define PVT_IP_CONFIG	0x04
@@ -37,7 +38,6 @@
 #define CLK_SYNTH_EN		BIT(24)
 #define CLK_SYS_CYCLES_MAX	514
 #define CLK_SYS_CYCLES_MIN	2
-#define HZ_PER_MHZ		1000000L
 
 #define SDIF_DISABLE	0x04