diff --git a/ereuse_devicehub/resources/action/models.py b/ereuse_devicehub/resources/action/models.py
index 936298d7..dfd8e348 100644
--- a/ereuse_devicehub/resources/action/models.py
+++ b/ereuse_devicehub/resources/action/models.py
@@ -321,7 +321,9 @@ class Allocate(JoinedTableMixin, ActionWithMultipleDevices):
 class Deallocate(JoinedTableMixin, ActionWithMultipleDevices):
     """The act of deallocate one list of devices to one person of the system or not
     """
-    pass
+    code = Column(CIText(), default='', nullable=True)
+    code.comment = """ This is a internal code for mainteing the secrets of the personal datas of the new holder """
+    end_users = Column(Numeric(precision=4), check_range('end_users', 0), nullable=True)
 
 
 class EraseBasic(JoinedWithOneDeviceMixin, ActionWithOneDevice):
diff --git a/tests/test_action.py b/tests/test_action.py
index d9231923..17bc1b39 100644
--- a/tests/test_action.py
+++ b/tests/test_action.py
@@ -253,7 +253,7 @@ def test_live(user: UserClient, app: Devicehub):
     snapshot, _ = user.post(acer, res=models.Snapshot)
     device_id = snapshot['device']['id']
     db_device = Device.query.filter_by(id=1).one()
-    post_request = {"Transaction": "ccc", "name": "John", "end_users": 1,
+    post_request = {"transaction": "ccc", "name": "John", "end_users": 1,
                     "devices": [device_id], "description": "aaa",
                     "start_time": "2020-11-01T02:00:00+00:00",
                     "end_time": "2020-12-01T02:00:00+00:00"