diff --git a/drivers/staging/iio/light/tsl2563.c b/drivers/staging/iio/light/tsl2563.c
index 8977f5894da6d2d066f2637a899e50d4a4a5e191..a5e08b32e42c7df4e70725f41727e24cdb611b89 100644
--- a/drivers/staging/iio/light/tsl2563.c
+++ b/drivers/staging/iio/light/tsl2563.c
@@ -569,7 +569,7 @@ static int tsl2563_read_thresh(struct iio_dev *indio_dev,
 	return 0;
 }
 
-static ssize_t tsl2563_write_thresh(struct iio_dev *indio_dev,
+static int tsl2563_write_thresh(struct iio_dev *indio_dev,
 				  u64 event_code,
 				  int val)
 {