diff --git a/contract.py b/contract.py
index d780ff6..3552cda 100644
--- a/contract.py
+++ b/contract.py
@@ -61,8 +61,10 @@ class Contract(Workflow, ModelSQL, ModelView):
                                'readonly': Eval('state') != 'draft',
                            })
     maintenance_services = fields.Many2Many('optical_equipment_maintenance.service-equipment.contract',
-                                            'contract', 'maintenance_services', "Prorogues")
-    equipments = fields.One2Many('optical_equipment.equipment', 'contract', "Equipments")
+                                            'contract', 'maintenance_services', "Prorogues",
+                                            states={'readonly': Eval('state') != 'draft'})
+    equipments = fields.One2Many('optical_equipment.equipment', 'contract', "Equipments",
+            states={'readonly': Eval('state') != 'draft'})
     price_contract = Monetary("Price Contract", digits=price_digits, currency='currency', required=True,
                           states={'readonly': Eval('state') != 'draft'})
     state = fields.Selection([