diff --git a/addons/mrp_account/tests/test_valuation_layers.py b/addons/mrp_account/tests/test_valuation_layers.py
index f7e218199cf..88b7cbe596b 100644
--- a/addons/mrp_account/tests/test_valuation_layers.py
+++ b/addons/mrp_account/tests/test_valuation_layers.py
@@ -4,7 +4,7 @@
 """ Implementation of "INVENTORY VALUATION TESTS (With valuation layers)" spreadsheet. """
 
 from odoo.addons.stock_account.tests.test_stockvaluationlayer import TestStockValuationCommon
-from odoo.addons.stock_account.tests.test_stockvaluation import TestStockValuation
+from odoo.addons.stock_account.tests.test_stockvaluation import TestStockValuationBase
 from odoo.tests import Form
 from odoo.tests.common import tagged
 
@@ -390,7 +390,7 @@ class TestMrpValuationStandard(TestMrpValuationCommon):
 
 
 @tagged("post_install", "-at_install")
-class TestMrpStockValuation(TestStockValuation):
+class TestMrpStockValuation(TestStockValuationBase):
     @classmethod
     def setUpClass(cls):
         super().setUpClass()
diff --git a/addons/stock_account/tests/test_stockvaluation.py b/addons/stock_account/tests/test_stockvaluation.py
index 14ae486d7b9..cdeb2156375 100644
--- a/addons/stock_account/tests/test_stockvaluation.py
+++ b/addons/stock_account/tests/test_stockvaluation.py
@@ -46,10 +46,10 @@ def _create_accounting_data(env):
     return stock_input_account, stock_output_account, stock_valuation_account, expense_account, stock_journal
 
 
-class TestStockValuation(TransactionCase):
+class TestStockValuationBase(TransactionCase):
     @classmethod
     def setUpClass(cls):
-        super(TestStockValuation, cls).setUpClass()
+        super().setUpClass()
         cls.env.ref('base.EUR').active = True
         cls.stock_location = cls.env.ref('stock.stock_location_stock')
         cls.customer_location = cls.env.ref('stock.stock_location_customers')
@@ -146,6 +146,7 @@ class TestStockValuation(TransactionCase):
         out_move._action_done()
         return out_move.with_context(svl=True)
 
+class TestStockValuation(TestStockValuationBase):
     def test_realtime(self):
         """ Stock moves update stock value with product x cost price,
         price change updates the stock value based on current stock level.