diff --git a/product_sale_price_from_pricelist/models/product_pricelist.py b/product_sale_price_from_pricelist/models/product_pricelist.py
index c3ac429..2c71e20 100644
--- a/product_sale_price_from_pricelist/models/product_pricelist.py
+++ b/product_sale_price_from_pricelist/models/product_pricelist.py
@@ -39,7 +39,7 @@ class ProductPricelist(models.Model):
         ProductProduct = self.env["product.product"]
         res = super()._compute_price_rule(
             products,
-            qty=qty,
+            qty=1,
             uom=uom,
             date=date,
         )