I know this is supposed to be a joke but... businesses have pushed for this the other way around in the past, asking for a new coin to raise prices.
The Coca-Cola Company sought ways to increase the five cent price, even approaching the U.S. Treasury Department in 1953 to ask that they mint a 7.5 cent coin. [https://en.wikipedia.org/wiki/Fixed_price_of_Coca-Cola_from_...]