diff --git a/app/scodoc/sco_formations.py b/app/scodoc/sco_formations.py
index 93d0e1fb4..a109cf5e9 100644
--- a/app/scodoc/sco_formations.py
+++ b/app/scodoc/sco_formations.py
@@ -494,7 +494,8 @@ def formation_list_table(formation_id=None, args={}):
         else:
             f["date_fin_dernier_sem"] = ""
             f["annee_dernier_sem"] = ""
-        locked = formation_has_locked_sems(f["formation_id"])
+        formation: Formation = Formation.query.get_or_404(f["formation_id"])
+        locked = formation.has_locked_sems()
         #
         if locked:
             but_locked = lockicon