Unipro in 2021 will start modernization of four power units of 810 MW CCGT. Surgutskaya GRES-2, which will last for six years. The capacity of each of them will increase by 20 MW after modernization. The second power unit was selected under the governmental program for modernization of the old thermal power plants with the deadline for the start of capacity supply in 2026. At present, the corresponding decree of the Government of the Russian Federation is expected to be issued for it.