diff --git a/account/models/bonus.py b/account/models/bonus.py
index b9ef10e..980209f 100644
--- a/account/models/bonus.py
+++ b/account/models/bonus.py
@@ -286,7 +286,8 @@ class BonusProgram:
         if order.status != settings.BONUS_ELIGIBILITY_STATUS:
             return
 
-        self.update_balance(amount, bonus_type, order=order)
+        # Add bonuses
+        order.customer.update_balance(amount, bonus_type, order=order)
 
     @staticmethod
     def add_referral_bonus(order: 'Checklist', for_inviter: bool):