Unión beat Gimnasia de La Plata 1-0. Gimnasia de La Plata controlled the ball — 65% possession — but had nothing to show for it. The winner had to work for it: 1 from 12 shots. Best on the pitch was C. Aquino, rated 8.0.

1. 0'
   ⚽Kick-off
   Superliga 2017-18
   ARG 4-2-2-2·3-1-4-2 ARG
   Coach: L. Madelón · M. SosoReferee: Nicolas Lamolina, Argentina📍 Estadio 15 de Abril
2. 1. First half
   2. 20'
      ARG
      Yellow card
      N. Colazo
   3. 21'
      ARG
      GOOOAL!F. SoldanoAssist: L. Gamba
   4. 24'
      ARG
      Yellow card
      E. Bonifacio
3. 1. Second half
   2. 63'
      ARG
      Substitution
      ▲N. Dibble▼E. Ramirez
   3. 64'
      ARG
      Yellow card
      N. Dibble
   4. 73'
      ARG
      Substitution
      ▲Franco Niell▼B. Alemán
   5. 76'
      ARG
      Substitution
      ▲D. Martinez▼L. Gamba
   6. 84'
      ARG
      Substitution
      ▲F. Fragapane▼C. Aquino
   7. 85'
      ARG
      Substitution
      ▲N. Mazzola▼L. Faravelli
   8. 90'
      ARG
      Yellow card
      D. Martinez
   9. 90+1'
      ARG
      Substitution
      ▲M. De Iriondo▼B. Pitton