 Her armament now consisted of two guns, four anti-aircraft guns, twenty-four machine guns, two flamethrowers, and four mine-launchers, in addition to her normal capacity of mines.In February that year, she was assigned to the "Sonderverband" (Special Unit) tasked with supporting the anti-communist faction fighting in Finland's civil war.On 30 April, "Konteradmiral" (Rear Admiral) Ludolf von Uslar took command of the "Sonderverband", and he chose "Nautilus" as his flagship.