diff --git a/addons/sale_coupon/models/sale_order.py b/addons/sale_coupon/models/sale_order.py
index 17dd4210b4a..8606cff345d 100644
--- a/addons/sale_coupon/models/sale_order.py
+++ b/addons/sale_coupon/models/sale_order.py
@@ -230,7 +230,7 @@ class SaleOrder(models.Model):
         if coupon:
             coupon.write({'state': 'reserved'})
         else:
-            coupon = self.env['coupon.coupon'].create({
+            coupon = self.env['coupon.coupon'].sudo().create({
                 'program_id': program.id,
                 'state': 'reserved',
                 'partner_id': self.partner_id.id,
diff --git a/addons/sale_coupon/security/ir.model.access.csv b/addons/sale_coupon/security/ir.model.access.csv
index 6b9b91862e8..1ded0f23699 100644
--- a/addons/sale_coupon/security/ir.model.access.csv
+++ b/addons/sale_coupon/security/ir.model.access.csv
@@ -3,7 +3,7 @@ access_program_salesman,Coupon Program (Salesperson),coupon.model_coupon_program
 access_program_manager,Coupon Program (Manager),coupon.model_coupon_program,sales_team.group_sale_manager,1,1,1,1
 access_applicability_salesman,Coupon Rule (Salesperson),coupon.model_coupon_rule,sales_team.group_sale_salesman,1,0,0,0
 access_applicability_manager,Coupon Rule (Manager),coupon.model_coupon_rule,sales_team.group_sale_manager,1,1,1,0
-access_coupon_salesman,Coupon (Salesperson),coupon.model_coupon_coupon,sales_team.group_sale_salesman,1,0,0,0
+access_coupon_salesman,Coupon (Salesperson),coupon.model_coupon_coupon,sales_team.group_sale_salesman,1,1,0,0
 access_coupon_manager,Coupon (Manager),coupon.model_coupon_coupon,sales_team.group_sale_manager,1,1,1,0
 access_reward_salesman,Coupon Reward (Salesperson),coupon.model_coupon_reward,sales_team.group_sale_salesman,1,0,0,0
 access_reward_manager,Coupon Reward (Manager),coupon.model_coupon_reward,sales_team.group_sale_manager,1,1,1,0