People will no longer be able to use any old £10 notes from March next year.
The Bank of England has announced any old notes will have to be spent by March 1, 2018.
However, people will still be able to exchange their old notes after March 1 at banks.
The announcement comes after the new £10 notes was introduced in September this year.
The old £10 notes have been in use since November 2000.