diff --git a/addons/stock_account/models/product.py b/addons/stock_account/models/product.py
index b59255421d5..9760d87de0c 100644
--- a/addons/stock_account/models/product.py
+++ b/addons/stock_account/models/product.py
@@ -675,8 +675,12 @@ class ProductCategory(models.Model):
                     continue
 
                 # Empty out the stock with the current cost method.
-                description = _("Costing method change for product category %s: from %s to %s.") \
-                    % (self.display_name, self.property_cost_method, new_cost_method)
+                if new_cost_method:
+                    description = _("Costing method change for product category %s: from %s to %s.") \
+                        % (self.display_name, self.property_cost_method, new_cost_method)
+                else:
+                    description = _("Valuation method change for product category %s: from %s to %s.") \
+                        % (self.display_name, self.property_valuation, new_valuation)
                 out_svl_vals_list, products_orig_quantity_svl, products = Product\
                     ._svl_empty_stock(description, product_category=product_category)
                 out_stock_valuation_layers = SVL.create(out_svl_vals_list)
diff --git a/addons/stock_account/tests/test_stockvaluationlayer.py b/addons/stock_account/tests/test_stockvaluationlayer.py
index 58753889113..dd2d65dd75e 100644
--- a/addons/stock_account/tests/test_stockvaluationlayer.py
+++ b/addons/stock_account/tests/test_stockvaluationlayer.py
@@ -613,6 +613,8 @@ class TestStockValuationChangeCostMethod(TestStockValuationCommon):
         self.assertEqual(self.product1.quantity_svl, 19)
 
         self.assertEqual(len(self.product1.stock_valuation_layer_ids), 5)
+        for svl in self.product1.stock_valuation_layer_ids[-2:]:
+            self.assertEqual(svl.description, 'Costing method change for product category All: from standard to fifo.')
 
     def test_standard_to_fifo_2(self):
         """ We want the same result as `test_standard_to_fifo_1` but by changing the category of
@@ -727,6 +729,8 @@ class TestStockValuationChangeValuation(TestStockValuationCommon):
         # An accounting entry should only be created for the replenish now that the category is perpetual.
         self.assertEqual(len(self.product1.stock_valuation_layer_ids.mapped('account_move_id')), 1)
         self.assertEqual(len(self.product1.stock_valuation_layer_ids), 3)
+        for svl in self.product1.stock_valuation_layer_ids[-2:]:
+            self.assertEqual(svl.description, 'Valuation method change for product category All: from manual_periodic to real_time.')
 
     def test_standard_manual_to_auto_2(self):
         self.product1.product_tmpl_id.categ_id.property_cost_method = 'standard'