diff --git a/phpstan.neon b/phpstan.neon
index a81054e..7920047 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,8 +1,6 @@
 parameters:
-  scanFiles:
-    - vendor/oxid-esales/oxideshop-ce/source/bootstrap.php
-    - vendor/oxid-esales/oxideshop-ce/source/oxfunctions.php
-    - vendor/oxid-esales/oxideshop-ce/source/overridablefunctions.php
+  bootstrapFiles:
+    - tests\Helpers\classAliases.php
   paths:
     - src
   level: 10
diff --git a/src/Apps/OxidLoggerTrait.php b/src/Apps/OxidLoggerTrait.php
new file mode 100644
index 0000000..4d4a7bd
--- /dev/null
+++ b/src/Apps/OxidLoggerTrait.php
@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * Copyright (c) D3 Data Development (Inh. Thomas Dartsch)
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ *
+ * https://www.d3data.de
+ *
+ * @copyright (C) D3 Data Development (Inh. Thomas Dartsch)
+ * @author    D3 Data Development - Daniel Seifert <info@shopmodule.com>
+ * @link      https://www.oxidmodule.com
+ */
+
+declare(strict_types=1);
+
+namespace D3\GuzzleFactory\Apps;
+
+use OxidEsales\Eshop\Core\Registry;
+use RuntimeException;
+
+trait OxidLoggerTrait
+{
+    public function addOxidLogger(): void
+    {
+        if (!class_exists(Registry::class)) {
+            throw new RuntimeException(__METHOD__.' can executed in OXID eShop installations only');
+        }
+
+        $this->loggers['oxid'] = Registry::getLogger();
+    }
+
+    public function getOxidLogPath(string $fileName): string
+    {
+        if (!defined(OX_BASE_PATH)) {
+            throw new RuntimeException(__METHOD__.' can executed in OXID eShop installations only');
+        }
+
+        return OX_BASE_PATH . 'log' . DIRECTORY_SEPARATOR . $fileName;
+    }
+}
diff --git a/src/LoggerTrait.php b/src/LoggerTrait.php
index 612039d..f55559a 100644
--- a/src/LoggerTrait.php
+++ b/src/LoggerTrait.php
@@ -17,36 +17,32 @@ declare(strict_types=1);
 
 namespace D3\GuzzleFactory;
 
+use D3\GuzzleFactory\Apps\OxidLoggerTrait;
+use Exception;
+use InvalidArgumentException;
 use Monolog\Handler\RotatingFileHandler;
 use Monolog\Handler\StreamHandler;
 use Monolog\Logger;
-use OxidEsales\Eshop\Core\Registry;
 use Psr\Log\LoggerInterface;
 
 trait LoggerTrait
 {
+    use OxidLoggerTrait;
+
     /** @var LoggerInterface[]  */
     protected array $loggers = [];
     protected ?int $messageLevel = null;
 
-    public function addOxidLogger(): void
-    {
-        $this->loggers['oxid'] = Registry::getLogger();
-    }
-
-    public function addFileLogger(string $loggerName, string $fileName, int $logLevel = Logger::INFO, ?int $maxFiles = null): void
+    /**
+     * @throws Exception
+     * @throws InvalidArgumentException
+     */
+    public function addFileLogger(string $loggerName, string $filePath, int $logLevel = Logger::INFO, ?int $maxFiles = null): void
     {
         $logger = new Logger($loggerName);
         $stream_handler = is_null($maxFiles) ?
-            new StreamHandler(
-                OX_BASE_PATH . 'log' . DIRECTORY_SEPARATOR . $fileName,
-                $logLevel
-            ) :
-            new RotatingFileHandler(
-                OX_BASE_PATH . 'log' . DIRECTORY_SEPARATOR . $fileName,
-                $maxFiles,
-                $logLevel
-            );
+            new StreamHandler($filePath, $logLevel) :
+            new RotatingFileHandler($filePath, $maxFiles, $logLevel);
         $logger->pushHandler($stream_handler);
 
         $this->loggers[$loggerName] = $logger;
diff --git a/tests/ApiTestCase.php b/tests/ApiTestCase.php
index 6da590f..395e545 100644
--- a/tests/ApiTestCase.php
+++ b/tests/ApiTestCase.php
@@ -33,7 +33,7 @@ abstract class ApiTestCase extends TestCase
      * @return mixed
      * @throws ReflectionException
      */
-    public function callMethod(object $object, string $methodName, array $arguments = []): mixed
+    public function callMethod(object $object, string $methodName, array $arguments = [])
     {
         $class = new ReflectionClass($object);
         $method = $class->getMethod($methodName);
@@ -65,7 +65,7 @@ abstract class ApiTestCase extends TestCase
      * @return mixed
      * @throws ReflectionException
      */
-    public function getValue(object $object, string $valueName): mixed
+    public function getValue(object $object, string $valueName)
     {
         $reflection = new ReflectionClass($object);
         $property = $reflection->getProperty($valueName);
diff --git a/tests/GuzzleFactoryTest.php b/tests/GuzzleFactoryTest.php
index e467e3b..004d168 100644
--- a/tests/GuzzleFactoryTest.php
+++ b/tests/GuzzleFactoryTest.php
@@ -32,4 +32,4 @@ class GuzzleFactoryTest extends ApiTestCase
 
         $this->assertInstanceOf(GuzzleFactory::class, $instance);
     }
-}
\ No newline at end of file
+}
diff --git a/tests/Helpers/OxidRegistryStub.php b/tests/Helpers/OxidRegistryStub.php
new file mode 100644
index 0000000..7910fcd
--- /dev/null
+++ b/tests/Helpers/OxidRegistryStub.php
@@ -0,0 +1,26 @@
+<?php
+
+/**
+ * Copyright (c) D3 Data Development (Inh. Thomas Dartsch)
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ *
+ * https://www.d3data.de
+ *
+ * @copyright (C) D3 Data Development (Inh. Thomas Dartsch)
+ * @author    D3 Data Development - Daniel Seifert <info@shopmodule.com>
+ * @link      https://www.oxidmodule.com
+ */
+
+namespace D3\OxidGuzzleFactory\tests\Helpers;
+
+use Monolog\Logger;
+
+class OxidRegistryStub
+{
+    public static function getLogger(): Logger
+    {
+        return new Logger('loggerFixture');
+    }
+}
diff --git a/tests/Helpers/classAliases.php b/tests/Helpers/classAliases.php
new file mode 100644
index 0000000..dd46e69
--- /dev/null
+++ b/tests/Helpers/classAliases.php
@@ -0,0 +1,20 @@
+<?php
+
+/**
+ * Copyright (c) D3 Data Development (Inh. Thomas Dartsch)
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ *
+ * https://www.d3data.de
+ *
+ * @copyright (C) D3 Data Development (Inh. Thomas Dartsch)
+ * @author    D3 Data Development - Daniel Seifert <info@shopmodule.com>
+ * @link      https://www.oxidmodule.com
+ */
+
+use D3\OxidGuzzleFactory\tests\Helpers\OxidRegistryStub;
+
+const OX_BASE_PATH = __DIR__;
+
+class_alias(OxidRegistryStub::class, '\OxidEsales\Eshop\Core\Registry');