diff --git a/addons/sale_coupon/models/sale_order.py b/addons/sale_coupon/models/sale_order.py
index 1dbe8566a5c..5a7339a32a8 100644
--- a/addons/sale_coupon/models/sale_order.py
+++ b/addons/sale_coupon/models/sale_order.py
@@ -30,7 +30,8 @@ class SaleOrder(models.Model):
     def recompute_coupon_lines(self):
         for order in self:
             order._remove_invalid_reward_lines()
-            order._create_new_no_code_promo_reward_lines()
+            if order.state != 'cancel':
+                order._create_new_no_code_promo_reward_lines()
             order._update_existing_reward_lines()
 
     @api.returns('self', lambda value: value.id)