diff --git a/drivers/mfd/mfd_ad5592.c b/drivers/mfd/mfd_ad5592.c
index 934e2ee097d..82d5aadc268 100644
--- a/drivers/mfd/mfd_ad5592.c
+++ b/drivers/mfd/mfd_ad5592.c
@@ -16,7 +16,7 @@
 #define AD5592_LDAC_READBACK_EN BIT(6)
 #define AD5592_REG_SOFTWARE_RESET 0x0FU
 #define AD5592_SOFTWARE_RESET_MAGIC_VAL 0x5AC
-#define AD5592_REV_VAL_MASK 0x3FF
+#define AD5592_REG_VAL_MASK 0x3FF
 #define AD5592_REG_SHIFT_VAL 11
 #define AD5592_REG_READBACK_SHIFT_VAL 2
 
@@ -115,7 +115,7 @@ int mfd_ad5592_read_reg(const struct device *dev, uint8_t reg, uint8_t reg_data,
 
 int mfd_ad5592_write_reg(const struct device *dev, uint8_t reg, uint16_t val)
 {
-	uint16_t msg = sys_cpu_to_be16((reg << AD5592_REG_SHIFT_VAL) | (val & AD5592_REV_VAL_MASK));
+	uint16_t msg = sys_cpu_to_be16((reg << AD5592_REG_SHIFT_VAL) | (val & AD5592_REG_VAL_MASK));
 
 	return mfd_ad5592_write_raw(dev, msg);
 }