Rall claimed his fifth victory on 4 August thus becoming an "ace". While providing escort for "Sturzkampfgeschwader" 77 (StG 77—77th Dive Bomber Wing) on 13 August 1941, with "Jagdgeschwader" 3 (JG 3—3rd Fighter Wing), Rall claimed a Polikarpov I-16 as did JG 3's Günther Lützow. The Soviet pilots were from the 88 IAP and identified as Lieutenants Yakov Kozlov and Ivan Novikov. III./JG 52 supported the encirclement Battle at Kiev in August.