diff --git a/drivers/iio/light/cm32181.c b/drivers/iio/light/cm32181.c
index 2590fc8fd154..b32a94028f09 100644
--- a/drivers/iio/light/cm32181.c
+++ b/drivers/iio/light/cm32181.c
@@ -368,7 +368,7 @@ static int cm32181_write_raw(struct iio_dev *indio_dev,
 	switch (mask) {
 	case IIO_CHAN_INFO_CALIBSCALE:
 		cm32181->calibscale = val;
-		return val;
+		return 0;
 	case IIO_CHAN_INFO_INT_TIME:
 		ret = cm32181_write_als_it(cm32181, val2);
 		return ret;