diff --git a/Admin/Install/db.json b/Admin/Install/db.json
index 1211c5d..9b2ab37 100755
--- a/Admin/Install/db.json
+++ b/Admin/Install/db.json
@@ -217,7 +217,7 @@
                 "autoincrement": true
             },
             "warehousemgmt_lot_status_name": {
-                "name": "warehousemgmt_lot_status_lot",
+                "name": "warehousemgmt_lot_status_name",
                 "type": "VARCHAR(255)",
                 "null": false
             }
@@ -261,7 +261,7 @@
                 "null": false
             },
             "warehousemgmt_lot_status_lot_created_at": {
-                "name": "warehousemgmt_lot_status_created_at",
+                "name": "warehousemgmt_lot_status_lot_created_at",
                 "type": "DATETIME",
                 "null": false
             }
diff --git a/Models/Stock.php b/Models/Stock.php
index a46bd27..8a4d82e 100755
--- a/Models/Stock.php
+++ b/Models/Stock.php
@@ -30,7 +30,7 @@ class Stock
      * @var int
      * @since 1.0.0
      */
-    private int $id = 0;
+    protected int $id = 0;
 
     /**
      * NAme.
diff --git a/Models/StockLocation.php b/Models/StockLocation.php
index ae00691..2d2f507 100755
--- a/Models/StockLocation.php
+++ b/Models/StockLocation.php
@@ -30,7 +30,7 @@ class StockLocation
      * @var int
      * @since 1.0.0
      */
-    private int $id = 0;
+    protected int $id = 0;
 
     public string $name = '';
 
diff --git a/Models/StockMovementMapper.php b/Models/StockMovementMapper.php
index 69a2745..312ec8f 100755
--- a/Models/StockMovementMapper.php
+++ b/Models/StockMovementMapper.php
@@ -11,3 +11,19 @@
  * @link      https://orange-management.org
  */
 declare(strict_types=1);
+
+namespace Modules\WarehouseManagement\Models;
+
+use phpOMS\DataStorage\Database\DataMapperAbstract;
+
+/**
+ * WarehouseManagement mapper class.
+ *
+ * @package Modules\WarehouseManagement\Models
+ * @license OMS License 1.0
+ * @link    https://orange-management.org
+ * @since   1.0.0
+ */
+final class StockMovementMapper extends DataMapperAbstract
+{
+}
diff --git a/Models/StockShelf.php b/Models/StockShelf.php
index e0358dd..988bd65 100755
--- a/Models/StockShelf.php
+++ b/Models/StockShelf.php
@@ -30,7 +30,7 @@ class StockShelf
      * @var int
      * @since 1.0.0
      */
-    private int $id = 0;
+    protected int $id = 0;
 
     public string $name = '';
 
diff --git a/tests/Admin/AdminTest.php b/tests/Admin/AdminTest.php
new file mode 100644
index 0000000..a8ba7f9
--- /dev/null
+++ b/tests/Admin/AdminTest.php
@@ -0,0 +1,27 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\WarehouseManagement\tests\Admin;
+
+/**
+ * @internal
+ */
+class AdminTest extends \PHPUnit\Framework\TestCase
+{
+    protected const NAME = 'WarehouseManagement';
+
+    protected const URI_LOAD = 'http://127.0.0.1/en/backend/warehouse';
+
+    use \Modules\tests\ModuleTestTrait;
+}