Doncaster's assistant manager Brian Horton has left the club after two years in the role.
Doncaster have signed former Blackpool defender Gary MacKenzie on a two-year contract.
Former Manchester City youth captain Reece Wabara is in contract talks with Rangers after leaving Doncaster Rovers.
Young Doncaster players Billy Whitehouse and Harry Middleton have signed new contracts with the club.
Teenage Doncaster defender Mitchell Lund has signed a new two-year deal with the League One club.
Portsmouth v Derby and Doncaster v Leeds will be the Capital One Cup Round 1 games to be screened live on Sky Sports.
Doncaster boss Paul Dickov has admitted he would like to bring Bongani Khumalo back to the club.
Doncaster Rovers have secured the signing of Andy Williams on a free transfer after he left Swindon Town.
More of the games that matter on Sky Sports
Listen to the latest Premier League news
All the gossip from the morning editions
Check out all the latest transfer moves
Out now! Free Sky Sports Soccer Quiz App