diff --git a/app/models/sale_payment.rb b/app/models/sale_payment.rb
index 81ec783a..5a0fe2ba 100755
--- a/app/models/sale_payment.rb
+++ b/app/models/sale_payment.rb
@@ -235,7 +235,7 @@ class SalePayment < ApplicationRecord
       customer_data = Customer.find_by_customer_id(sale_data.customer_id)
       if !membership_actions_data.nil?
 
-        url = "paypar_url.to_s" + membership_actions_data.gateway_url.to_s
+        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