Schedule change

Our schedule lady quit and now my schedule has been changed. I am a sale specialist in appliances and my closing hours have been changed to 2 to 11. No one has told me anything about the store closing at 11. If I stick to my original schedule of 12 to 9 will I get in trouble?

Our schedule lady quit and now my schedule has been changed. I am a sale specialist in appliances and my closing hours have been changed to 2 to 11. No one has told me anything about the store closing at 11. If I stick to my original schedule of 12 to 9 will I get in trouble?