diff --git a/services/backend/api/v1/competition/schemas.py b/services/backend/api/v1/competition/schemas.py
index 079baab..0539b5b 100644
--- a/services/backend/api/v1/competition/schemas.py
+++ b/services/backend/api/v1/competition/schemas.py
@@ -8,6 +8,8 @@ from apps.competition.models import Competition, State
 
 class CompetitionOut(ModelSchema):
     id: UUID
+    type: Literal["edu", "competitive"]
+    participation_type: Literal["solo"]
 
     class Meta:
         model = Competition