diff --git a/app/scodoc/sco_permissions_check.py b/app/scodoc/sco_permissions_check.py
index d81e07ce..c0a72952 100644
--- a/app/scodoc/sco_permissions_check.py
+++ b/app/scodoc/sco_permissions_check.py
@@ -166,7 +166,7 @@ def check_access_diretud(formsemestre_id, required_permission=Permission.ScoImpl
 
 def can_change_groups(formsemestre_id: int) -> bool:
     "Vrai si l'utilisateur peut changer les groupes dans ce semestre"
-    formsemestre: FormSemestre = FormSemestre.query.get_or_404()
+    formsemestre: FormSemestre = FormSemestre.query.get_or_404(formsemestre_id)
     if not formsemestre.etat:
         return False  # semestre verrouillé
     if current_user.has_permission(Permission.ScoEtudChangeGroups):