diff --git a/Build/phpstan10.neon b/Build/phpstan10.neon
index 80cf7ab3..36264bc6 100644
--- a/Build/phpstan10.neon
+++ b/Build/phpstan10.neon
@@ -39,3 +39,6 @@ parameters:
     -
       message: '#Call to protected method getTypoScriptFrontendController\(\) of class TYPO3\\CMS\\Frontend\\ContentObject\\ContentObjectRenderer.#'
       path: %currentWorkingDirectory%/Classes/DataProcessing/ContainerProcessor.php
+    -
+      message: '#Static method TYPO3\\CMS\\Core\\Core\\Bootstrap::initializeBackendUser\(\) invoked with 2 parameters.*#'
+      path: %currentWorkingDirectory%/*
\ No newline at end of file
diff --git a/Classes/Updates/ContainerDeleteChildrenWithWrongPid.php b/Classes/Updates/ContainerDeleteChildrenWithWrongPid.php
index fd0cda77..a7a87067 100644
--- a/Classes/Updates/ContainerDeleteChildrenWithWrongPid.php
+++ b/Classes/Updates/ContainerDeleteChildrenWithWrongPid.php
@@ -15,8 +15,12 @@
 use B13\Container\Integrity\Error\WrongPidError;
 use B13\Container\Integrity\Integrity;
 use B13\Container\Integrity\IntegrityFix;
+use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
 use TYPO3\CMS\Core\Core\Bootstrap;
 use TYPO3\CMS\Core\Core\Environment;
+use TYPO3\CMS\Core\Http\ServerRequestFactory;
+use TYPO3\CMS\Core\Information\Typo3Version;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Install\Updates\DatabaseUpdatedPrerequisite;
 use TYPO3\CMS\Install\Updates\RepeatableInterface;
 use TYPO3\CMS\Install\Updates\UpgradeWizardInterface;
@@ -76,7 +80,13 @@ public function updateNecessary(): bool
     public function executeUpdate(): bool
     {
         if (Environment::isCli() === false) {
-            Bootstrap::initializeBackendUser();
+            if ((GeneralUtility::makeInstance(Typo3Version::class))->getMajorVersion() > 11) {
+                $requestFactory = GeneralUtility::makeInstance(ServerRequestFactory::class);
+                $request = $requestFactory::fromGlobals();
+                Bootstrap::initializeBackendUser(BackendUserAuthentication::class, $request);
+            } else {
+                Bootstrap::initializeBackendUser();
+            }
             Bootstrap::initializeBackendAuthentication();
             Bootstrap::initializeLanguageObject();
         }
diff --git a/Classes/Updates/ContainerMigrateSorting.php b/Classes/Updates/ContainerMigrateSorting.php
index a355c9c6..2212c070 100644
--- a/Classes/Updates/ContainerMigrateSorting.php
+++ b/Classes/Updates/ContainerMigrateSorting.php
@@ -13,8 +13,12 @@
  */
 
 use B13\Container\Integrity\Sorting;
+use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
 use TYPO3\CMS\Core\Core\Bootstrap;
 use TYPO3\CMS\Core\Core\Environment;
+use TYPO3\CMS\Core\Http\ServerRequestFactory;
+use TYPO3\CMS\Core\Information\Typo3Version;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Install\Updates\DatabaseUpdatedPrerequisite;
 use TYPO3\CMS\Install\Updates\RepeatableInterface;
 use TYPO3\CMS\Install\Updates\UpgradeWizardInterface;
@@ -63,7 +67,13 @@ public function updateNecessary(): bool
     public function executeUpdate(): bool
     {
         if (Environment::isCli() === false) {
-            Bootstrap::initializeBackendUser();
+            if ((GeneralUtility::makeInstance(Typo3Version::class))->getMajorVersion() > 11) {
+                $requestFactory = GeneralUtility::makeInstance(ServerRequestFactory::class);
+                $request = $requestFactory::fromGlobals();
+                Bootstrap::initializeBackendUser(BackendUserAuthentication::class, $request);
+            } else {
+                Bootstrap::initializeBackendUser();
+            }
             Bootstrap::initializeBackendAuthentication();
             Bootstrap::initializeLanguageObject();
         }