diff --git a/drivers/rtc/rtc-twl4030.c b/drivers/rtc/rtc-twl4030.c
index 25dc3e1cedbe209b69ee8f397147cf9419280ad6..ad35f76c46b7f1a2ee84f7b12e883b50e5e299cf 100644
--- a/drivers/rtc/rtc-twl4030.c
+++ b/drivers/rtc/rtc-twl4030.c
@@ -482,8 +482,9 @@ static int __devexit twl4030_rtc_remove(struct platform_device *pdev)
 
 static void twl4030_rtc_shutdown(struct platform_device *pdev)
 {
-	mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_TIMER_M |
-			 BIT_RTC_INTERRUPTS_REG_IT_ALARM_M);
+	/* mask timer interrupts, but leave alarm interrupts on to enable
+	   power-on when alarm is triggered */
+	mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_TIMER_M);
 }
 
 #ifdef CONFIG_PM