diff --git a/app/Http/Controllers/Pargar/PargarInboundController.php b/app/Http/Controllers/Pargar/PargarInboundController.php
index f962ee1..0101143 100644
--- a/app/Http/Controllers/Pargar/PargarInboundController.php
+++ b/app/Http/Controllers/Pargar/PargarInboundController.php
@@ -37,8 +37,9 @@ class PargarInboundController extends Controller
 
         [$username, $password] = $this->pargarLoginCredentials($request);
 
-        $expectedUser = $this->normalizeCredential(trim((string) $this->Config('pargar_username')));
-        $expectedPass = $this->normalizeCredential(trim((string) $this->Config('pargar_password')));
+        $config = app(ConfigService::class);
+        $expectedUser = $this->normalizeCredential($config->getString('pargar_username'));
+        $expectedPass = $this->normalizeCredential($config->getString('pargar_password'));
 
         if ($username !== $expectedUser || $password !== $expectedPass || $expectedUser === '') {
             return response()->json([