Hopefully, we're going to be moving to a new house with a larger dedicated listening room

The room is 18'6 x 13'8 with an 8' ceiling. The only thing is... the wall where the speakers are going to be has a sloping ceiling. Looking at the ceiling it starts sloping about 4 feet out from the front wall and slopes to about 6 feet. Is this going to be a problem?? I sure hope not.
looking at the wall from the side (if you could) would look something like this:
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