diff --git a/authens/migrations/0002_old_cas_account.py b/authens/migrations/0002_old_cas_account.py
index b1efde5..defdac9 100644
--- a/authens/migrations/0002_old_cas_account.py
+++ b/authens/migrations/0002_old_cas_account.py
@@ -9,25 +9,51 @@ class Migration(migrations.Migration):
 
     dependencies = [
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
-        ('authens', '0001_initial'),
+        ("authens", "0001_initial"),
     ]
 
     operations = [
         migrations.CreateModel(
-            name='OldCASAccount',
+            name="OldCASAccount",
             fields=[
-                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
-                ('cas_login', models.CharField(max_length=1023, verbose_name='ancien login CAS')),
-                ('entrance_year', models.SmallIntegerField(verbose_name='année de création du compte CAS')),
-                ('user', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, related_name='old_cas_account', to=settings.AUTH_USER_MODEL, verbose_name='utilisateurice')),
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "cas_login",
+                    models.CharField(max_length=1023, verbose_name="ancien login CAS"),
+                ),
+                (
+                    "entrance_year",
+                    models.SmallIntegerField(
+                        verbose_name="année de création du compte CAS"
+                    ),
+                ),
+                (
+                    "user",
+                    models.OneToOneField(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="old_cas_account",
+                        to=settings.AUTH_USER_MODEL,
+                        verbose_name="utilisateurice",
+                    ),
+                ),
             ],
             options={
-                'verbose_name': 'Ancien compte CAS',
-                'verbose_name_plural': 'Anciens comptes CAS',
+                "verbose_name": "Ancien compte CAS",
+                "verbose_name_plural": "Anciens comptes CAS",
             },
         ),
         migrations.AddConstraint(
-            model_name='oldcasaccount',
-            constraint=models.UniqueConstraint(fields=('cas_login', 'entrance_year'), name='clipper_year_uniqueness'),
+            model_name="oldcasaccount",
+            constraint=models.UniqueConstraint(
+                fields=("cas_login", "entrance_year"), name="clipper_year_uniqueness"
+            ),
         ),
     ]