diff --git a/app/scodoc/sco_groups.py b/app/scodoc/sco_groups.py
index 5ea56ad5..f17e017e 100644
--- a/app/scodoc/sco_groups.py
+++ b/app/scodoc/sco_groups.py
@@ -868,7 +868,7 @@ def delete_group(group_id, partition_id=None):
             raise ValueError("inconsistent partition/group")
     if not sco_permissions_check.can_change_groups(group.partition.formsemestre_id):
         raise AccessDenied("Vous n'avez pas le droit d'effectuer cette opération !")
-    log(f"delete_group: group={group:r} partition={group.partition}")
+    log(f"delete_group: group={group} partition={group.partition}")
     formsemestre = group.partition.formsemestre
     group_delete(group.id)
     formsemestre.update_inscriptions_parcours_from_groups()