diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c
index 901a8d170f68..fcb9de5218b2 100644
--- a/drivers/rtc/rtc-mrst.c
+++ b/drivers/rtc/rtc-mrst.c
@@ -122,7 +122,7 @@ static int mrst_set_time(struct device *dev, struct rtc_time *time)
 	min = time->tm_min;
 	sec = time->tm_sec;
 
-	if (yrs < 72 || yrs > 138)
+	if (yrs < 72 || yrs > 172)
 		return -EINVAL;
 	yrs -= 72;