diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c
index cfc39a70312683919630d4839b39e99bbe50b211..e7cb3b2fe67f69711bf931eb95020b243ff015f2 100644
--- a/drivers/staging/iio/adc/ad7280a.c
+++ b/drivers/staging/iio/adc/ad7280a.c
@@ -117,7 +117,7 @@
  */
 #define POLYNOM		0x2F
 #define POLYNOM_ORDER	8
-#define HIGHBIT		1 << (POLYNOM_ORDER - 1);
+#define HIGHBIT		(1 << (POLYNOM_ORDER - 1))
 
 struct ad7280_state {
 	struct spi_device		*spi;