diff --git a/tests/test_routes.py b/tests/test_routes.py
index 3f56cac..ed114fc 100644
--- a/tests/test_routes.py
+++ b/tests/test_routes.py
@@ -20,7 +20,8 @@ def test_create_entry(client, app):
     response = client.post("/entries/new", data={
         "date": "2025-06-02",
         "day_type": "WORK",
-        "journey_profile_id": "voiture_seule",
+        "journey_profile_id": "moteur_seul",
+        "motor_vehicle_id": "familiale",
         "start_time": ["09:00"],
         "end_time": ["17:45"],
         "comment": "",
@@ -34,6 +35,7 @@ def test_create_entry(client, app):
         assert entry is not None
         assert entry.day_type == "WORK"
         assert len(entry.time_slots) == 1
+        assert entry.motor_vehicle_id == "familiale"
 
 
 def test_entry_list(client, app):
@@ -68,3 +70,24 @@ def test_delete_entry(client, app):
             sa.select(WorkEntry).where(WorkEntry.id == entry_id)
         )
         assert deleted is None
+
+
+def test_create_entry_velo_no_motor_vehicle(client, app):
+    """Un trajet vélo seul ne doit pas enregistrer de motor_vehicle_id."""
+    response = client.post("/entries/new", data={
+        "date": "2025-06-10",
+        "day_type": "WORK",
+        "journey_profile_id": "velo_seul",
+        "motor_vehicle_id": "",
+        "start_time": ["08:30"],
+        "end_time": ["17:00"],
+        "comment": "",
+    }, follow_redirects=True)
+    assert response.status_code == 200
+
+    with app.app_context():
+        entry = db.session.scalar(
+            sa.select(WorkEntry).where(WorkEntry.date == date(2025, 6, 10))
+        )
+        assert entry is not None
+        assert entry.motor_vehicle_id is None