Estudiantes de La Plata beat Aldosivi 1-0. Aldosivi controlled the ball — 69% possession — but had nothing to show for it. The winner had to work for it: 1 from 21 shots. Best on the pitch was Mariano Andújar, rated 7.9.

1. 0'
   ⚽Kick-off
   Copa de la Liga Profesional 2021
   ARG 4-4-2·4-3-3 ARG
   Coach: R. Zielinski · F. GagoReferee: F. Echenique📍 Estadio Jorge Luis Hirschi
2. 1. First half
   2. 11'
      ARG
      Yellow card
      L. Godoy
   3. 41'
      ARG
      Yellow card
      G. Gil Romero
3. 1. Second half
   2. 66'
      ARG
      Substitution
      ▲R. Contreras▼F. Andrada
   3. 66'
      ARG
      Substitution
      ▲F. Pérez▼B. Guzmán
   4. 68'
      ARG
      Substitution
      ▲P. Sabbag▼J. Apaolaza
   5. 69'
      ARG
      Substitution
      ▲D. Sarmiento▼Á. Gonzalez
   6. 75'
      ARG
      Substitution
      ▲M. Díaz▼Nazareno Colombo
   7. 78'
      ARG
      Substitution
      ▲M. Villarreal▼G. Gil Romero
   8. 78'
      ARG
      Substitution
      ▲J. Zacaría▼Malcom Braida
   9. 80'
      ARG
      Substitution
      ▲M. Cauteruccio▼L. Diaz
   10. 80'
       ARG
       Substitution
       ▲N. Pasquini▼M. Castro
   11. 86'
       ARG
       Substitution
       ▲P. Núñez▼F. Grahl
   12. 90+3'
       ARG
       GOOOAL!M. CauteruccioAssist: M. Díaz