diff --git a/src/NFe/Entity/Pagamento.php b/src/NFe/Entity/Pagamento.php
index df129a2..00386b3 100644
--- a/src/NFe/Entity/Pagamento.php
+++ b/src/NFe/Entity/Pagamento.php
@@ -622,7 +622,7 @@ public function loadNode($element, $name = null)
                 '-' . (Util::loadNode(
                     $element,
                     'vTroco'
-                ) ?? 0)
+                ) ?? '0')
             );
             return $element;
         }