diff --git a/src/Model/Core/BunqModel.php b/src/Model/Core/BunqModel.php
index 37fbc63a..de431286 100644
--- a/src/Model/Core/BunqModel.php
+++ b/src/Model/Core/BunqModel.php
@@ -245,7 +245,7 @@ protected static function createListFromResponseArray(
         $list = [];
 
         foreach ($responseArray as $className => $element) {
-            if (is_null($element)) {
+            if (!is_array($element)) {
                 return $list;
             }