diff --git a/Models/AmountMapper.php b/Models/AmountMapper.php
index e1f27ef..2212343 100644
--- a/Models/AmountMapper.php
+++ b/Models/AmountMapper.php
@@ -38,7 +38,7 @@ final class AmountMapper extends DataMapperFactory
     public const COLUMNS = [
         'investmgmt_amount_id'                 => ['name' => 'investmgmt_amount_id',         'type' => 'int',      'internal' => 'id'],
         'investmgmt_amount_name'               => ['name' => 'investmgmt_amount_name',      'type' => 'string',   'internal' => 'name'],
-        'investmgmt_amount_amount'             => ['name' => 'investmgmt_amount_amount',      'type' => 'Serializable',   'internal' => 'type'],
+        'investmgmt_amount_amount'             => ['name' => 'investmgmt_amount_amount',      'type' => 'Serializable',   'internal' => 'amount'],
         'investmgmt_amount_date'               => ['name' => 'investmgmt_amount_date',      'type' => 'DateTime',   'internal' => 'date'],
         'investmgmt_amount_group'              => ['name' => 'investmgmt_amount_group',      'type' => 'int',   'internal' => 'group'],
     ];