 After 24 goals in the next season he transferred to Lokomotiv Sofia.He made his debut for Lokomotiv Sofia on 6 August 2004, in a 0–2 away loss against Litex Lovech.In Sofia, Genkov established himself in one of the leading A PFG clubs and helped his team to reach the fourth place in 2005–06 and secure a place in the 2006–07 UEFA Cup.