diff --git a/Tests/Classes/AbstractTestCase.php b/Tests/Classes/AbstractTestCase.php
index 0c792e8..4bc4af3 100644
--- a/Tests/Classes/AbstractTestCase.php
+++ b/Tests/Classes/AbstractTestCase.php
@@ -128,6 +128,6 @@ protected static function resetDebugger()
      */
     protected static function addRules(array $rules)
     {
-        Rules::addRulesForFrontend($rules);
+        Rules::addRulesForBackend($rules);
     }
 }
diff --git a/Tests/Classes/Middleware/GlobalInputSanitizerMiddlewareTest.php b/Tests/Classes/Middleware/GlobalInputSanitizerMiddlewareTest.php
index 127fe6b..c8238f8 100644
--- a/Tests/Classes/Middleware/GlobalInputSanitizerMiddlewareTest.php
+++ b/Tests/Classes/Middleware/GlobalInputSanitizerMiddlewareTest.php
@@ -88,8 +88,6 @@ public function processCallsMonitorCorrect()
             $response->reveal(),
             $middleware->process($request->reveal(), $handler->reveal())
         );
-
-        self::assertInstanceOf(ServerRequestInterface::class, $GLOBALS['TYPO3_REQUEST']);
     }
 
     /**
@@ -99,8 +97,6 @@ public function processCallsMonitorCorrect()
      */
     public function processCallsSanitizerCorrect()
     {
-        self::assertNull($GLOBALS['TYPO3_REQUEST'] ?? null);
-
         $this->setExtConf(['stealthMode' => '0']);
 
         $middleware = new GlobalInputSanitizerMiddleware();
@@ -138,8 +134,6 @@ public function processCallsSanitizerCorrect()
             $response->reveal(),
             $middleware->process($request->reveal(), $handler->reveal())
         );
-
-        self::assertInstanceOf(ServerRequestInterface::class, $GLOBALS['TYPO3_REQUEST']);
     }
 
     /**
@@ -189,7 +183,7 @@ function (ServerRequest $cleanedRequest) use ($sanitizedData) {
      *
      * @return array[]
      */
-    public function getProcessCallsSanitizerAndSanitizesCorrectByRulesData()
+    public static function getProcessCallsSanitizerAndSanitizesCorrectByRulesData()
     {
         return SanitizerTest::getSanitizeInputData();
     }
diff --git a/Tests/Classes/Utility/ConfigurationUtilityTest.php b/Tests/Classes/Utility/ConfigurationUtilityTest.php
index 40abb1f..bea53ec 100644
--- a/Tests/Classes/Utility/ConfigurationUtilityTest.php
+++ b/Tests/Classes/Utility/ConfigurationUtilityTest.php
@@ -176,7 +176,7 @@ public function getExtensionConfigurationLoadsCorrect(
      *
      * @return array[]
      */
-    public function getExtensionConfigurationLoadsCorrectData()
+    public static function getExtensionConfigurationLoadsCorrectData()
     {
         return [
             __LINE__.':1,1,0,14' => [
diff --git a/Tests/Classes/Utility/DebugUtilityTest.php b/Tests/Classes/Utility/DebugUtilityTest.php
index b9aa181..f0f4f70 100644
--- a/Tests/Classes/Utility/DebugUtilityTest.php
+++ b/Tests/Classes/Utility/DebugUtilityTest.php
@@ -57,7 +57,7 @@ public function debugDoesNotEchoButDesctructDoes()
         ];
 
         $echoDebugCall = -1;
-        $debugger = $this->getMockBuilder(DebugUtility::class)->setMethods(['echoDebug'])->getMock();
+        $debugger = $this->getMockBuilder(DebugUtility::class)->onlyMethods(['echoDebug'])->getMock();
         $debugger
             ->expects($this->exactly(2))
             ->method('echoDebug')
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 22c88d4..e6bf0e5 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,37 +1,20 @@
-<phpunit
-        backupGlobals="true"
-        backupStaticAttributes="false"
-        bootstrap=".Build/vendor/typo3/testing-framework/Resources/Core/Build/UnitTestsBootstrap.php"
-        cacheResultFile=".Build/.phpunit.result.cache"
-        colors="true"
-        convertErrorsToExceptions="true"
-        convertWarningsToExceptions="true"
-        forceCoversAnnotation="false"
-        processIsolation="false"
-        stopOnError="false"
-        stopOnFailure="false"
-        stopOnIncomplete="false"
-        stopOnSkipped="false"
-        verbose="false"
->
-
-    <php>
-        <env name="TYPO3_PATH_APP" value=".Build" />
-        <env name="TYPO3_PATH_WEB" value=".Build/Web" />
-    </php>
-
-    <testsuites>
-        <testsuite name="Unit Tests">
-            <directory>Tests/</directory>
-        </testsuite>
-    </testsuites>
-
-    <filter>
-        <whitelist processUncoveredFilesFromWhitelist="true">
-            <directory suffix=".php">./hooks</directory>
-            <directory suffix=".php">./rules</directory>
-            <directory suffix=".php">./sanitizer</directory>
-            <directory suffix=".php">./util</directory>
-        </whitelist>
-    </filter>
+<?xml version="1.0"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="true" bootstrap=".Build/vendor/typo3/testing-framework/Resources/Core/Build/UnitTestsBootstrap.php" colors="true" processIsolation="false" stopOnError="false" stopOnFailure="false" stopOnIncomplete="false" stopOnSkipped="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.5/phpunit.xsd" cacheDirectory=".phpunit.cache" backupStaticProperties="false" requireCoverageMetadata="false">
+  <php>
+    <env name="TYPO3_PATH_APP" value=".Build"/>
+    <env name="TYPO3_PATH_WEB" value=".Build/Web"/>
+  </php>
+  <testsuites>
+    <testsuite name="Unit Tests">
+      <directory>Tests/</directory>
+    </testsuite>
+  </testsuites>
+  <source>
+    <include>
+      <directory suffix=".php">./hooks</directory>
+      <directory suffix=".php">./rules</directory>
+      <directory suffix=".php">./sanitizer</directory>
+      <directory suffix=".php">./util</directory>
+    </include>
+  </source>
 </phpunit>