diff --git a/product_contract_variable_quantity/models/product_template.py b/product_contract_variable_quantity/models/product_template.py
index a99ae9aaf..d4152d206 100644
--- a/product_contract_variable_quantity/models/product_template.py
+++ b/product_contract_variable_quantity/models/product_template.py
@@ -25,8 +25,6 @@ class ProductTemplate(models.Model):
         """ Clear the relation to contract_template_id when downgrading
         product from contract
         """
-        res = super(ProductTemplate, self)._change_is_contract()
         if not self.is_contract:
             self.qty_type = False
             self.qty_formula_id = False
-        return res
diff --git a/product_contract_variable_quantity/tests/test_sale_order.py b/product_contract_variable_quantity/tests/test_sale_order.py
index a80332c91..b820f1c96 100644
--- a/product_contract_variable_quantity/tests/test_sale_order.py
+++ b/product_contract_variable_quantity/tests/test_sale_order.py
@@ -26,11 +26,12 @@ class TestSaleOrder(TransactionCase):
                 'result = 12',
             }
         )
-        self.product1.write(
+        self.product1.with_context(
+            force_company=self.sale.company_id.id).write(
             {
                 'is_contract': True,
                 'default_qty': 12,
-                'contract_template_id': self.contract_template1.id,
+                'property_contract_template_id': self.contract_template1.id,
                 'qty_formula_id': self.formula.id,
                 'qty_type': 'variable',
             }