diff --git a/src/Response/Hydrator/Payment/Amount.php b/src/Response/Hydrator/Payment/Amount.php
index 4adfbe4..5500c3f 100644
--- a/src/Response/Hydrator/Payment/Amount.php
+++ b/src/Response/Hydrator/Payment/Amount.php
@@ -15,9 +15,9 @@ class Amount extends ReflectionHydrator
      */
     public function __construct()
     {
-        parent::__construct();
+        //parent::__construct();
 
-        $namingStrategy = new MapNamingStrategy([
+        $namingStrategy = MapNamingStrategy::createFromHydrationMap([
             'amount_BTC' => 'bitcoins',
             'amount_LTC' => 'litecoins',
             'amount_sat' => 'satoshis',