diff --git a/app/Http/Controllers/iLinkTransactionController.php b/app/Http/Controllers/iLinkTransactionController.php
index f496a28..a596e7c 100755
--- a/app/Http/Controllers/iLinkTransactionController.php
+++ b/app/Http/Controllers/iLinkTransactionController.php
@@ -2059,9 +2059,9 @@ class iLinkTransactionController extends Controller
     {
         // Pay through payment service
         $client = new Client([
-            'base_uri' => config('variable.payment_service_url'),
+            'base_uri' => config('services.payment_service.base_uri'),
             'headers' => [
-                'Authorization' => config('variable.payment_service_key'),
+                'Authorization' => config('services.payment_service.key'),
             ]
         ]);