 On 28 December 2015, Damjanović returned to FC Seoul, signing a two-year contract.On 3 August 2016, Damjanović scored his 150th goal in 254th appearance in the K League, setting a record for the quickest player to reach 150 goals in the K League history.On 4 January 2018, Damjanović signed for FC Seoul's biggest rivals Suwon Samsung Bluewings.