For many of us, daylight saving has come into effect. So check each of your computers and every other clock that the time is correct.
This will this week be the principal support call issue we will get, that the time somewhere in the data file is incorrect. The reason will be because a computer on the point of sale system is wrong.
If the time is not correct check why, I have seen computers that update when they should not and do not update when they should. Generally, it's because the computer is set for the wrong time zone. If you do not know how to do this, here is a video to show you how to do so.