diff --git a/trainvel/core/migrations/0001_initial.py b/trainvel/core/migrations/0001_initial.py
index ef542ae..37cfd42 100644
--- a/trainvel/core/migrations/0001_initial.py
+++ b/trainvel/core/migrations/0001_initial.py
@@ -135,7 +135,7 @@ class Migration(migrations.Migration):
                     models.CharField(
                         blank=True,
                         default=None,
-                        max_length=3,
+                        max_length=16,
                         null=True,
                         verbose_name="SNCF TVS ID",
                     ),
diff --git a/trainvel/core/models.py b/trainvel/core/models.py
index c596367..33230fc 100644
--- a/trainvel/core/models.py
+++ b/trainvel/core/models.py
@@ -105,7 +105,7 @@ class Station(models.Model):
     )
 
     sncf_tvs_id = models.CharField(
-        max_length=3,
+        max_length=16,
         verbose_name=_("SNCF TVS ID"),
         blank=True,
         null=True,