diff --git a/addons/sale/tests/test_sale_prices.py b/addons/sale/tests/test_sale_prices.py
index e428dd51627..f45f6ed0a39 100644
--- a/addons/sale/tests/test_sale_prices.py
+++ b/addons/sale/tests/test_sale_prices.py
@@ -97,7 +97,7 @@ class TestSalePrices(SaleCommon):
         """ Verify the order date is correctly provided to the pricelist API"""
         today = fields.Datetime.today()
         pricelist_rule = self._create_discount_pricelist_rule(
-            date_start=today,
+            date_start=today - timedelta(hours=1),
             date_end=today + timedelta(hours=23),
         )
         self.empty_order.date_order = today