diff --git a/app/models/sale_payment.rb b/app/models/sale_payment.rb
index 607b22da..a0b3501a 100755
--- a/app/models/sale_payment.rb
+++ b/app/models/sale_payment.rb
@@ -243,7 +243,7 @@ class SalePayment < ApplicationRecord
         url = paypar_url.to_s + membership_actions_data.gateway_url.to_s
         merchant_uid = membership_actions_data.merchant_account_id
         auth_token = membership_actions_data.auth_token
-        campaign_type_id = membership_actions_data.additional_parameters["campaign_type_id"]
+        campaign_type_id = membership_actions_data.additional_parameter["campaign_type_id"]
         sale_data = Sale.find_by_sale_id(sale_id)
         account_no = Customer.find_by_customer_id(self.sale.customer_id).paypar_account_no