Heart of Midlothian have made Polish defender Rafal Grzelak their third summer signing on a two-year contract.
The 28-year-old moves to Tynecastle from Korona Kielce and joins fellow new recruits Christophe Berra (Ipswich Town) and Cole Stockton (Tranmere Rovers) at the club.
Ian Cathro's side kick off the new campaign with a trip to Elgin City in Group B of the Betfred Cup on Tuesday July 18.