diff --git a/addons/point_of_sale/models/pos_order.py b/addons/point_of_sale/models/pos_order.py
index 391ae4cebde..a29f7ba40cc 100644
--- a/addons/point_of_sale/models/pos_order.py
+++ b/addons/point_of_sale/models/pos_order.py
@@ -538,7 +538,8 @@ class PosOrder(models.Model):
         }
 
     def _is_pos_order_paid(self):
-        return float_is_zero(self._get_rounded_amount(self.amount_total) - self.amount_paid, precision_rounding=self.currency_id.rounding)
+        amount_total = -self.refunded_order_ids.amount_paid or self.amount_total
+        return float_is_zero(self._get_rounded_amount(amount_total) - self.amount_paid, precision_rounding=self.currency_id.rounding)
 
     def _get_rounded_amount(self, amount, force_round=False):
         # TODO: add support for mix of cash and non-cash payments when both cash_rounding and only_round_cash_method are True
diff --git a/addons/point_of_sale/static/tests/tours/PaymentScreen.tour.js b/addons/point_of_sale/static/tests/tours/PaymentScreen.tour.js
index ac7052a67d6..f1271262cf4 100644
--- a/addons/point_of_sale/static/tests/tours/PaymentScreen.tour.js
+++ b/addons/point_of_sale/static/tests/tours/PaymentScreen.tour.js
@@ -275,3 +275,24 @@ registry.category("web_tour.tours").add("PaymentScreenTotalDueWithOverPayment",
             PaymentScreen.totalDueIs("1.95"),
         ].flat(),
 });
+
+registry.category("web_tour.tours").add("PaymentScreenRoundingDownMultiplePayment", {
+    test: true,
+    steps: () =>
+        [
+            ProductScreen.clickHomeCategory(),
+            ProductScreen.addOrderline("Product Test", "1"),
+            ProductScreen.clickPayButton(),
+
+            PaymentScreen.clickPaymentMethod("Bank"),
+            PaymentScreen.pressNumpad("5 5"),
+
+            PaymentScreen.clickPaymentMethod("Cash"),
+
+            PaymentScreen.remainingIs("0.0"),
+            PaymentScreen.changeIs("0.0"),
+
+            PaymentScreen.clickValidate(),
+            ReceiptScreen.receiptIsThere(),
+        ].flat(),
+});
diff --git a/addons/point_of_sale/tests/test_frontend.py b/addons/point_of_sale/tests/test_frontend.py
index 260c616626f..50f53fb8bba 100644
--- a/addons/point_of_sale/tests/test_frontend.py
+++ b/addons/point_of_sale/tests/test_frontend.py
@@ -1138,6 +1138,41 @@ class TestUi(TestPointOfSaleHttpCommon):
         self.main_pos_config.with_user(self.pos_user).open_ui()
         self.start_tour("/pos/ui?config_id=%d" % self.main_pos_config.id, 'MultiProductOptionsTour', login="pos_user")
 
+    def test_rounding_down_refund_multiple_payment(self):
+        """This test makes sure that the refund amount always correspond to what has been paid in the original order.
+           In this example we have a rounding, so we pay 55 in bank that is not rounded, then we pay the rest in cash
+           that is rounded. This sum up to 130 paid, so the refund should be 130."""
+        rouding_method = self.env['account.cash.rounding'].create({
+            'name': 'Rounding down',
+            'rounding': 5.0,
+            'rounding_method': 'DOWN',
+        })
+
+        self.env['product.product'].create({
+            'name': 'Product Test',
+            'available_in_pos': True,
+            'list_price': 134.38,
+            'taxes_id': False,
+        })
+
+        self.main_pos_config.write({
+            'rounding_method': rouding_method.id,
+            'cash_rounding': True,
+        })
+
+        self.main_pos_config.open_ui()
+        self.start_tour("/pos/ui?config_id=%d" % self.main_pos_config.id, 'PaymentScreenRoundingDownMultiplePayment', login="accountman")
+
+        last_order = self.env['pos.order'].search([], order='id desc', limit=1)
+        refund_order = self.env['pos.order'].browse(last_order.refund()['res_id'])
+        payment = self.env['pos.make.payment'].with_context(active_id=refund_order.id).create({
+            'payment_method_id': self.main_pos_config.payment_method_ids[0].id,
+        })
+        self.assertEqual(payment.amount, -130.0, "The amount should be 130.0")
+        payment.check()
+        self.assertEqual(refund_order.amount_paid, -130.0, "The amount should be 130.0")
+        self.assertEqual(refund_order.state, 'paid', "The order should be paid")
+
 # This class just runs the same tests as above but with mobile emulation
 class MobileTestUi(TestUi):
     browser_size = '375x667'