diff --git a/addons/point_of_sale/tests/test_frontend.py b/addons/point_of_sale/tests/test_frontend.py
index b3dae4e9350..6e1feed1066 100644
--- a/addons/point_of_sale/tests/test_frontend.py
+++ b/addons/point_of_sale/tests/test_frontend.py
@@ -197,6 +197,10 @@ class TestUi(odoo.tests.HttpCase):
         one_week_from_now = today + timedelta(weeks=1)
         two_weeks_from_now = today + timedelta(weeks=2)
 
+        public_pricelist = env['product.pricelist'].create({
+            'name': 'Public Pricelist',
+        })
+
         env['product.pricelist'].create({
             'name': 'Dates',
             'item_ids': [(0, 0, {
@@ -283,9 +287,19 @@ class TestUi(odoo.tests.HttpCase):
                                                        'type': 'cash',
                                                        'company_id': main_company.id,
                                                        'journal_user': True})],
+            'pricelist_id': public_pricelist.id,
             'available_pricelist_ids': [(4, pricelist.id) for pricelist in all_pricelists],
         })
 
+        # Change the default sale pricelist of customers,
+        # so the js tests can expect deterministically this pricelist when selecting a customer.
+        field = env['ir.model.fields']._get('res.partner', 'property_product_pricelist')
+        env['ir.property'].search([
+            ('name', '=', 'property_product_pricelist'),
+            ('fields_id', '=', field.id),
+            ('res_id', '=', False)
+        ]).write({'value_reference': 'product.pricelist,%s' % public_pricelist.id})
+
         # open a session, the /pos/web controller will redirect to it
         main_pos_config.open_session_cb()