diff --git a/Classes/Controller/BackendModuleController.php b/Classes/Controller/BackendModuleController.php
index d6af637..cf50a54 100644
--- a/Classes/Controller/BackendModuleController.php
+++ b/Classes/Controller/BackendModuleController.php
@@ -31,7 +31,6 @@
 use Aoe\Cachemgm\Utility\CacheUtility;
 use Psr\Http\Message\ResponseInterface;
 use TYPO3\CMS\Backend\Template\ModuleTemplateFactory;
-use TYPO3\CMS\Backend\View\BackendTemplateView;
 use TYPO3\CMS\Core\Cache\Backend\BackendInterface;
 use TYPO3\CMS\Core\Cache\Backend\SimpleFileBackend;
 use TYPO3\CMS\Core\Cache\Backend\Typo3DatabaseBackend;
@@ -44,6 +43,7 @@
 use TYPO3\CMS\Extbase\Mvc\Controller\ActionController;
 use TYPO3\CMS\Extbase\Mvc\Exception\NoSuchArgumentException;
 use TYPO3\CMS\Extbase\Mvc\Web\Routing\UriBuilder;
+use TYPO3\CMS\Fluid\View\TemplatePaths;
 
 class BackendModuleController extends ActionController
 {
@@ -54,15 +54,13 @@ class BackendModuleController extends ActionController
 
     /**
      * BackendTemplateContainer
-     *
-     * @var BackendTemplateView
      */
     protected $view;
 
     /**
      * @var CacheManager
      */
-    private object $cacheManager;
+    private readonly object $cacheManager;
 
     /**
      * @var LanguageService
@@ -145,11 +143,26 @@ public function flushAction(): ResponseInterface
         return new ForwardResponse('index');
     }
 
-    protected function initializeView($view): void
+    protected function initializeView(): void
     {
-        $this->view->setLayoutRootPaths(['EXT:cachemgm/Resources/Private/Layouts']);
-        $this->view->setPartialRootPaths(['EXT:cachemgm/Resources/Private/Partials']);
-        $this->view->setTemplateRootPaths(['EXT:cachemgm/Resources/Private/Templates/BackendModule']);
+        /*
+        $moduleTemplate = $this->moduleTemplateFactory->create($this->request);
+        $templatePaths = new TemplatePaths();
+        $templatePaths->setLayoutRootPaths(['EXT:cachemgm/Resources/Private/Layouts']);
+        $templatePaths->setPartialRootPaths(['EXT:cachemgm/Resources/Private/Partials']);
+        $templatePaths->setTemplateRootPaths(['EXT:cachemgm/Resources/Private/Templates/BackendModule']);
+
+        $moduleTemplate->setContent($this->view->setTemplatePaths($templatePaths));
+         */
+
+        if ($this->view instanceof \TYPO3\CMS\Fluid\View\StandaloneView) {
+            $this->view->setLayoutRootPaths(['EXT:cachemgm/Resources/Private/Layouts']);
+            $this->view->setPartialRootPaths(['EXT:cachemgm/Resources/Private/Partials']);
+            $this->view->setTemplateRootPaths(['EXT:cachemgm/Resources/Private/Templates/BackendModule']);
+        }
+
+        $moduleTemplate = $this->moduleTemplateFactory->create($this->request);
+        $moduleTemplate->setContent($this->view->render());
     }
 
     /**
diff --git a/Tests/Functional/FunctionalTests.xml b/Tests/Functional/FunctionalTests.xml
index a195b28..fb64f27 100644
--- a/Tests/Functional/FunctionalTests.xml
+++ b/Tests/Functional/FunctionalTests.xml
@@ -4,7 +4,7 @@
          bootstrap="../../.Build/vendor/typo3/testing-framework/Resources/Core/Build/FunctionalTestsBootstrap.php"
          backupGlobals="true"
          colors="true"
-         processIsolation="false"
+         processIsolation="true"
          stopOnError="false"
          stopOnFailure="false"
          stopOnIncomplete="false"
diff --git a/Tests/Unit/Utility/CacheUtilityTest.php b/Tests/Unit/Utility/CacheUtilityTest.php
index 35bfbdc..4f69186 100644
--- a/Tests/Unit/Utility/CacheUtilityTest.php
+++ b/Tests/Unit/Utility/CacheUtilityTest.php
@@ -37,6 +37,7 @@ class CacheUtilityTest extends UnitTestCase
 {
     protected function setUp(): void
     {
+        parent::setUp();
         $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations'] = [
             'cache_core' => [
                 'frontend' => PhpFrontend::class,
diff --git a/code-quality/phpstan-baseline.neon b/code-quality/phpstan-baseline.neon
index e841232..364905f 100644
--- a/code-quality/phpstan-baseline.neon
+++ b/code-quality/phpstan-baseline.neon
@@ -1,16 +1,2 @@
 parameters:
 	ignoreErrors:
-		-
-			message: "#^Anonymous variable in a `\\$queryBuilder\\-\\>count\\('\\*'\\)\\-\\>\\.\\.\\.\\(\\)` method call can lead to false dead methods\\. Make sure the variable type is known$#"
-			count: 1
-			path: ../Classes/Domain/Repository/AbstractRepository.php
-
-		-
-			message: "#^Anonymous variable in a `\\$queryBuilder\\-\\>count\\('\\*'\\)\\-\\>from\\(\\$table\\)\\-\\>\\.\\.\\.\\(\\)` method call can lead to false dead methods\\. Make sure the variable type is known$#"
-			count: 1
-			path: ../Classes/Domain/Repository/AbstractRepository.php
-
-		-
-			message: "#^Anonymous variable in a `\\$queryBuilder\\-\\>count\\('\\*'\\)\\-\\>from\\(\\$table\\)\\-\\>execute\\(\\)\\-\\>\\.\\.\\.\\(\\)` method call can lead to false dead methods\\. Make sure the variable type is known$#"
-			count: 1
-			path: ../Classes/Domain/Repository/AbstractRepository.php
\ No newline at end of file
diff --git a/composer.json b/composer.json
index b9ac069..6e7edf0 100644
--- a/composer.json
+++ b/composer.json
@@ -17,14 +17,14 @@
         }
     ],
     "require": {
-        "php": "^8.0",
+        "php": "^8.1",
         "typo3/cms-core": "^12.4",
         "typo3/cms-backend": "^12.4",
         "typo3/cms-frontend": "^12.4",
         "psr/http-message": "^1.0"
     },
     "require-dev": {
-        "typo3/testing-framework": "^7.0",
+        "typo3/testing-framework": "^8.0",
         "phpcompatibility/php-compatibility": "^9.3",
         "phpstan/phpstan": "^1.10",
         "rector/rector": "^1.0",
@@ -85,7 +85,7 @@
             "./.Build/bin/phpstan analyse -c code-quality/phpstan.neon --memory-limit=1G --generate-baseline"
         ],
         "code-compatibility": [
-            "[ -e ./.Build/vendor/symplify/easy-coding-standard/vendor/squizlabs/php_codesniffer/bin/phpcs ] || composer install",
+            "[ -e ./.Build/vendor/symplify/easy-coding-standard/vendor/squizlabs/php_codesniffer/bin/phpcs ] || composer update",
             "[ -d ./reports/php_checkstyle ] || mkdir -p reports/php_checkstyle/",
             "./code-quality/configure-checkstyle.sh",
             "./.Build/vendor/symplify/easy-coding-standard/vendor/squizlabs/php_codesniffer/bin/phpcs -d memory_limit=1G --standard=PHPCompatibility --colors --ignore=*/.Build/*,*.min.js -p . --runtime-set testVersion 8.3"