diff --git a/drivers/timer/altera_timer.c b/drivers/timer/altera_timer.c
index 2ef9ad6..288357c 100644
--- a/drivers/timer/altera_timer.c
+++ b/drivers/timer/altera_timer.c
@@ -31,9 +31,9 @@
 };
 
 /* control register */
-#define ALTERA_TIMER_CONT	(1 << 1)	/* Continuous mode */
-#define ALTERA_TIMER_START	(1 << 2)	/* Start timer */
-#define ALTERA_TIMER_STOP	(1 << 3)	/* Stop timer */
+#define ALTERA_TIMER_CONT	BIT(1)	/* Continuous mode */
+#define ALTERA_TIMER_START	BIT(2)	/* Start timer */
+#define ALTERA_TIMER_STOP	BIT(3)	/* Stop timer */
 
 static int altera_timer_get_count(struct udevice *dev, unsigned long *count)
 {