Commemorative coins to mark Brexit on 31 October will be "recycled" after the UK's exit from the EU was delayed by another three months.
The new 50p pieces were made by The Royal Mint and had the date we were due to leave the EU on them.
They will be recycled by being sorted and shredded and then will be melted down.
Up to 10 million new coins were reportedly being made in time for the Halloween deadline.
The project was backed by the Chancellor Sajid Javid since he came into office in July 2019.
He had asked officials to look at whether it would be possible to produce the coins in time for the end of October.
They were due to feature a message of "Peace, prosperity and friendship with all nations".
A Treasury spokesman said a coin will still be produced to mark Brexit. So watch this space...