diff --git a/addons/event_booth_sale/tests/test_event_booth_sale.py b/addons/event_booth_sale/tests/test_event_booth_sale.py
index 7f1766b3c31..a0314aa7540 100644
--- a/addons/event_booth_sale/tests/test_event_booth_sale.py
+++ b/addons/event_booth_sale/tests/test_event_booth_sale.py
@@ -67,7 +67,7 @@ class TestEventBoothSale(TestEventBoothSaleWData):
                          "Total amount should be the sum of the booths prices with 10% taxes ($40.0 + $4.0)")
 
         self.event_booth_category_1.write({'price': 100.0})
-        sale_order.update_prices()
+        sale_order._recompute_prices()
 
         self.assertNotEqual(self.booth_1.price, self.event_booth_product.list_price,
                             "Booth price should be different from product price.")
diff --git a/addons/sale/models/sale_order.py b/addons/sale/models/sale_order.py
index 9b5adf0bf48..a49d4f4b1fd 100644
--- a/addons/sale/models/sale_order.py
+++ b/addons/sale/models/sale_order.py
@@ -914,22 +914,27 @@ class SaleOrder(models.Model):
                 self.fiscal_position_id._get_html_link() if self.fiscal_position_id else "",
             ))
 
-    def update_prices(self):
+    def action_update_prices(self):
         self.ensure_one()
+
+        self._recompute_prices()
+
+        if self.pricelist_id:
+            self.message_post(body=_(
+                "Product prices have been recomputed according to pricelist %s.",
+                self.pricelist_id._get_html_link(),
+            ))
+
+    def _recompute_prices(self):
         lines_to_recompute = self.order_line.filtered(lambda line: not line.display_type)
         lines_to_recompute.invalidate_recordset(['pricelist_item_id'])
         lines_to_recompute._compute_price_unit()
-        # Special case: we want to overwrite the existing discount on update_prices call
+        # Special case: we want to overwrite the existing discount on _recompute_prices call
         # i.e. to make sure the discount is correctly reset
         # if pricelist discount_policy is different than when the price was first computed.
         lines_to_recompute.discount = 0.0
         lines_to_recompute._compute_discount()
         self.show_update_pricelist = False
-        if self.partner_id and self.id:
-            self.message_post(body=_(
-                "Product prices have been recomputed according to pricelist %s.",
-                self.pricelist_id._get_html_link(),
-            ))
 
     # INVOICING #
 
diff --git a/addons/sale/tests/test_sale_prices.py b/addons/sale/tests/test_sale_prices.py
index f45f6ed0a39..fc996f10668 100644
--- a/addons/sale/tests/test_sale_prices.py
+++ b/addons/sale/tests/test_sale_prices.py
@@ -87,7 +87,7 @@ class TestSalePrices(SaleCommon):
         )
 
         self.pricelist.discount_policy = 'without_discount'
-        self.empty_order.update_prices()
+        self.empty_order._recompute_prices()
         self.assertEqual(
             discounted_lines.mapped('price_unit'),
             [product_price, product_price, product_dozen_price, product_dozen_price])
@@ -474,12 +474,12 @@ class TestSalePrices(SaleCommon):
     def test_update_prices(self):
         """Test prices recomputation on SO's.
 
-        `update_prices` is shown as a button to update
+        `_recompute_prices` is shown as a button to update
         prices when the pricelist was changed.
         """
         sale_order = self.sale_order
         so_amount = sale_order.amount_total
-        sale_order.update_prices()
+        sale_order._recompute_prices()
         self.assertEqual(
             sale_order.amount_total, so_amount,
             "Updating the prices of an unmodified SO shouldn't modify the amounts")
@@ -492,14 +492,14 @@ class TestSalePrices(SaleCommon):
             })
         ]
         pricelist.discount_policy = "without_discount"
-        sale_order.update_prices()
+        sale_order._recompute_prices()
 
         self.assertTrue(all(line.discount == 5 for line in sale_order.order_line))
         self.assertEqual(sale_order.amount_undiscounted, so_amount)
         self.assertEqual(sale_order.amount_total, 0.95*so_amount)
 
         pricelist.discount_policy = "with_discount"
-        sale_order.update_prices()
+        sale_order._recompute_prices()
 
         self.assertTrue(all(line.discount == 0 for line in sale_order.order_line))
         self.assertEqual(sale_order.amount_undiscounted, so_amount)
@@ -561,7 +561,7 @@ class TestSalePrices(SaleCommon):
         })
 
         # Update Prices
-        self.empty_order.update_prices()
+        self.empty_order._recompute_prices()
 
         # Check that the discount displayed is the correct one
         self.assertEqual(
diff --git a/addons/sale/views/sale_order_views.xml b/addons/sale/views/sale_order_views.xml
index ae5bf447562..9cda7b66ec6 100644
--- a/addons/sale/views/sale_order_views.xml
+++ b/addons/sale/views/sale_order_views.xml
@@ -265,12 +265,12 @@
                         <label for="pricelist_id" groups="product.group_product_pricelist"/>
                         <div groups="product.group_product_pricelist" class="o_row">
                             <field name="pricelist_id" options="{'no_open':True,'no_create': True}"/>
-                            <button name="update_prices" type="object"
+                            <button name="action_update_prices" type="object"
                                 string=" Update Prices"
                                 help="Recompute all prices based on this pricelist"
                                 class="btn-link mb-1 px-0" icon="fa-refresh"
                                 confirm="This will update all unit prices based on the currently set pricelist."
-                                attrs="{'invisible': ['|', ('show_update_pricelist', '=', False), ('state', 'in', ['sale', 'done','cancel'])]}"/>
+                                attrs="{'invisible': ['|', ('show_update_pricelist', '=', False), ('state', 'in', ['sale', 'done', 'cancel'])]}"/>
                         </div>
                         <field name="company_id" invisible="1"/>
                         <field name="currency_id" invisible="1"/>
diff --git a/addons/sale_loyalty/models/sale_order.py b/addons/sale_loyalty/models/sale_order.py
index 94f8f4c74c3..898763438cb 100644
--- a/addons/sale_loyalty/models/sale_order.py
+++ b/addons/sale_loyalty/models/sale_order.py
@@ -434,9 +434,9 @@ class SaleOrder(models.Model):
                 return invoiceable_lines
         return self.env['sale.order.line']
 
-    def update_prices(self):
+    def _recompute_prices(self):
         """Recompute coupons/promotions after pricelist prices reset."""
-        super().update_prices()
+        super()._recompute_prices()
         if any(line.is_reward_line for line in self.order_line):
             self._update_programs_and_rewards()
 
diff --git a/addons/sale_management/models/sale_order.py b/addons/sale_management/models/sale_order.py
index eb1adf39cb4..2ddf453d69e 100644
--- a/addons/sale_management/models/sale_order.py
+++ b/addons/sale_management/models/sale_order.py
@@ -118,9 +118,9 @@ class SaleOrder(models.Model):
                 order.sale_order_template_id.mail_template_id.send_mail(order.id)
         return res
 
-    def update_prices(self):
-        super().update_prices()
-        # Special case: we want to overwrite the existing discount on update_prices call
+    def _recompute_prices(self):
+        super()._recompute_prices()
+        # Special case: we want to overwrite the existing discount on _recompute_prices call
         # i.e. to make sure the discount is correctly reset
         # if pricelist discount_policy is different than when the price was first computed.
         self.sale_order_option_ids.discount = 0.0
diff --git a/addons/sale_management/tests/test_sale_order.py b/addons/sale_management/tests/test_sale_order.py
index 275ac1c8928..7d8efad4ca6 100644
--- a/addons/sale_management/tests/test_sale_order.py
+++ b/addons/sale_management/tests/test_sale_order.py
@@ -280,7 +280,7 @@ class TestSaleOrder(SaleManagementCommon):
         self.sale_order.write({
             'pricelist_id': self.discount_included_price_list.id,
         })
-        self.sale_order.update_prices()
+        self.sale_order._recompute_prices()
 
         self.assertEqual(
             self.sale_order.sale_order_option_ids[0].price_unit,
@@ -296,7 +296,7 @@ class TestSaleOrder(SaleManagementCommon):
         self.sale_order.write({
             'pricelist_id': self.discount_excluded_price_list.id,
         })
-        self.sale_order.update_prices()
+        self.sale_order._recompute_prices()
 
         self.assertEqual(
             self.sale_order.sale_order_option_ids[0].price_unit,
diff --git a/addons/website_sale/models/sale_order.py b/addons/website_sale/models/sale_order.py
index 7300b9653b5..2c4898ed80f 100644
--- a/addons/website_sale/models/sale_order.py
+++ b/addons/website_sale/models/sale_order.py
@@ -116,7 +116,7 @@ class SaleOrder(models.Model):
             self._compute_pricelist_id()
 
         if update_pricelist or previous_pricelist_id != self.pricelist_id.id:
-            self.update_prices()
+            self._recompute_prices()
 
     def _cart_update(self, product_id, line_id=None, add_qty=0, set_qty=0, **kwargs):
         """ Add or set product quantity, add_qty can be negative """
diff --git a/addons/website_sale/models/website.py b/addons/website_sale/models/website.py
index fb408f36f36..3be4de50461 100644
--- a/addons/website_sale/models/website.py
+++ b/addons/website_sale/models/website.py
@@ -394,7 +394,7 @@ class Website(models.Model):
         if update_pricelist:
             request.session['website_sale_current_pl'] = pricelist_id
             sale_order_sudo.write({'pricelist_id': pricelist_id})
-            sale_order_sudo.update_prices()
+            sale_order_sudo._recompute_prices()
 
         return sale_order_sudo