diff --git a/cotisations/migrations/0026_auto_20171028_0126.py b/cotisations/migrations/0026_auto_20171028_0126.py
index 436e0574..df44bb89 100644
--- a/cotisations/migrations/0026_auto_20171028_0126.py
+++ b/cotisations/migrations/0026_auto_20171028_0126.py
@@ -59,7 +59,7 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='cotisation',
             name='type_cotisation',
-            field=models.CharField(choices=[('Connexion', 'Connexion'), ('Adhesion', 'Adhesion'), ('All', 'All')], max_length=255),
+            field=models.CharField(choices=[('Connexion', 'Connexion'), ('Adhesion', 'Adhesion'), ('All', 'All')], max_length=255, default='All'),
         ),
         migrations.AddField(
             model_name='vente',
diff --git a/cotisations/models.py b/cotisations/models.py
index 07c3b8fa..11df1712 100644
--- a/cotisations/models.py
+++ b/cotisations/models.py
@@ -534,6 +534,7 @@ class Cotisation(models.Model):
     type_cotisation = models.CharField(
         choices=COTISATION_TYPE,
         max_length=255,
+        default='All',
     )
     date_start = models.DateTimeField()
     date_end = models.DateTimeField()