diff --git a/draw/models.py b/draw/models.py
index d53cc20..7270f9e 100644
--- a/draw/models.py
+++ b/draw/models.py
@@ -347,7 +347,7 @@ class Pool(models.Model):
         Translates this Pool instance in a :model:`participation.Pool` instance, with the passage orders.
         """
         # Create the pool
-        self.associated_pool = await PPool.objects.acreate(
+        self.associated_pool, _created = await PPool.objects.aget_or_create(
             tournament=self.round.draw.tournament,
             round=self.round.number,
             letter=self.letter,