diff --git a/addons/sale_coupon/models/sale_order.py b/addons/sale_coupon/models/sale_order.py
index f6b953cdaef..a9f0bab4edb 100644
--- a/addons/sale_coupon/models/sale_order.py
+++ b/addons/sale_coupon/models/sale_order.py
@@ -83,7 +83,10 @@ class SaleOrder(models.Model):
         max_product_qty = sum(order_lines.mapped('product_uom_qty')) or 1
         # Remove needed quantity from reward quantity if same reward and rule product
         if program._is_valid_product(program.reward_product_id):
-            reward_product_qty = max_product_qty // (program.rule_min_quantity + program.reward_product_quantity)
+            # number of times the program should be applied
+            program_in_order = max_product_qty // (program.rule_min_quantity + program.reward_product_quantity)
+            # multipled by the reward qty
+            reward_product_qty = program.reward_product_quantity * program_in_order
         else:
             reward_product_qty = min(max_product_qty, self.order_line.filtered(lambda x: x.product_id == program.reward_product_id).product_uom_qty)