While a 6-month contract has been signed with the Italian star, discussions are ongoing regarding the option to extend the contract.
The player is discussing the final details to leave Union Berlin without a transfer fee. Once the German team is convinced, the transfer will become official.
Bonucci parted ways with Juventus last summer and signed a 1+1 year contract with the German team. The 36-year-old player, who appeared in 10 matches for Union Berlin, spent 723 minutes on the field and scored 1 goal.