diff --git a/drivers/rtc/rtc_mc146818.c b/drivers/rtc/rtc_mc146818.c
index 15d36c623b0..66257cf8d74 100644
--- a/drivers/rtc/rtc_mc146818.c
+++ b/drivers/rtc/rtc_mc146818.c
@@ -377,13 +377,13 @@ static int rtc_mc146818_alarm_get_time(const struct device *dev, uint16_t id, ui
 	}
 
 	value = rtc_read(RTC_ALARM_MIN);
-	if (value <= MAX_SEC) {
+	if (value <= MAX_MIN) {
 		timeptr->tm_min = value;
 		(*mask) |= RTC_ALARM_TIME_MASK_MINUTE;
 	}
 
 	value = rtc_read(RTC_ALARM_HOUR);
-	if (value <= MAX_SEC) {
+	if (value <= MAX_HOUR) {
 		timeptr->tm_hour = value;
 		(*mask) |= RTC_ALARM_TIME_MASK_HOUR;
 	}