On 24 May 2013, five days after the conclusion of the season, head coach Andrea Stramaccioni was fired and replaced by Walter Mazzarri. The June begun with Inter announcing the new one-year contract renewals of veterans Javier Zanetti and Walter Samuel. Players such as Tommaso Rocchi and Walter Gargano left the club after their respective contract expired. Antonio Cassano was sold at Parma for an undisclosed fee, while Giulio Donati and Luca Caldirola were sold in Germany respectively to Bayer Leverkusen and Werder Bremen. On 2 July, Inter and Deutsche Bank sign a partnership agreement, with Deutsche Bank becoming the club's new top sponsor.