diff --git a/.github/workflows/test-application.yaml b/.github/workflows/test-application.yaml
index 6c16f9b0..6db92ac7 100644
--- a/.github/workflows/test-application.yaml
+++ b/.github/workflows/test-application.yaml
@@ -137,7 +137,7 @@ jobs:
                   coverage: none
 
             - name: Remove not required tooling
-              run: composer remove php-cs-fixer/shim --dev --no-interaction --no-update
+              run: composer remove php-cs-fixer/shim "*phpstan*" --dev --no-interaction --no-update
 
             - name: Require elasticsearch dependency
               run: composer require --dev elasticsearch/elasticsearch:"${{ matrix.elasticsearch-package-constraint }}" --no-interaction --no-update
diff --git a/Document/ArticleViewDocument.php b/Document/ArticleViewDocument.php
index a211a9a3..7ef96af3 100644
--- a/Document/ArticleViewDocument.php
+++ b/Document/ArticleViewDocument.php
@@ -498,22 +498,15 @@ public function setSeo(SeoViewObject $seo)
         return $this;
     }
 
-    /**
-     * @return \DateTime|null
-     */
     public function getLastModified()
     {
         return $this->lastModified;
     }
 
-    /**
-     * @param \DateTime|null $lastModified
-     *
-     * @return $this|ArticleViewDocument
-     */
     public function setLastModified($lastModified)
     {
         $this->lastModified = $lastModified;
+        $this->updateLastModifiedOrAuthored();
 
         return $this;
     }
@@ -524,11 +517,20 @@ public function getLastModifiedOrAuthored(): \DateTime
     }
 
     /**
-     * @param \DateTime|null $lastModified
+     * @internal Setter is required for ONGR but should not be used.
+     *
+     * @param \DateTime $lastModifiedOrAuthored
      *
-     * @return $this|ArticleViewDocument
+     * @return static
      */
-    public function setLastModifiedOrAuthored()
+    public function setLastModifiedOrAuthored(\DateTime $lastModifiedOrAuthored)
+    {
+        $this->lastModifiedOrAuthored = $lastModifiedOrAuthored;
+
+        return $this;
+    }
+
+    public function updateLastModifiedOrAuthored()
     {
         $this->lastModifiedOrAuthored = $this->lastModified ?? $this->authored;
 
@@ -543,6 +545,7 @@ public function getAuthored()
     public function setAuthored(?\DateTime $authored = null)
     {
         $this->authored = $authored;
+        $this->updateLastModifiedOrAuthored();
 
         return $this;
     }
diff --git a/Document/ArticleViewDocumentInterface.php b/Document/ArticleViewDocumentInterface.php
index db28604e..21df42a9 100644
--- a/Document/ArticleViewDocumentInterface.php
+++ b/Document/ArticleViewDocumentInterface.php
@@ -294,7 +294,10 @@ public function setAuthored(?\DateTime $authored = null);
      */
     public function getLastModifiedOrAuthored();
 
-    public function setLastModifiedOrAuthored();
+    /**
+     * @return $this
+     */
+    public function updateLastModifiedOrAuthored();
 
     /**
      * Returns author full name.
diff --git a/Document/LocalizedLastModifiedBehavior.php b/Document/LocalizedLastModifiedBehavior.php
new file mode 100644
index 00000000..fc55cfb7
--- /dev/null
+++ b/Document/LocalizedLastModifiedBehavior.php
@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of Sulu.
+ *
+ * (c) Sulu GmbH
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Sulu\Bundle\ArticleBundle\Document;
+
+use Sulu\Component\DocumentManager\Behavior\LocalizedLastModifiedBehavior as SuluLocalizedLastModifiedBehavior;
+
+if (\interface_exists(SuluLocalizedLastModifiedBehavior::class)) {
+    /**
+     * @internal BC Layer for Sulu <2.6
+     */
+    interface LocalizedLastModifiedBehavior extends SuluLocalizedLastModifiedBehavior
+    {
+    }
+} else {
+    /**
+     * @internal BC Layer for Sulu <2.6
+     */
+    interface LocalizedLastModifiedBehavior
+    {
+    }
+}
diff --git a/Tests/Application/Kernel.php b/Tests/Application/Kernel.php
index 56276f25..2b30fda4 100644
--- a/Tests/Application/Kernel.php
+++ b/Tests/Application/Kernel.php
@@ -66,6 +66,9 @@ public function process(ContainerBuilder $container)
             ->setPublic(true);
     }
 
+    /**
+     * @return array<string, mixed>
+     */
     protected function getKernelParameters(): array
     {
         $parameters = parent::getKernelParameters();
diff --git a/Trash/ArticleTrashItemHandler.php b/Trash/ArticleTrashItemHandler.php
index 53a22339..23a9bf09 100644
--- a/Trash/ArticleTrashItemHandler.php
+++ b/Trash/ArticleTrashItemHandler.php
@@ -176,7 +176,7 @@ public function restore(TrashItemInterface $trashItem, array $restoreFormData =
                 $localizedArticle->setParent($this->documentManager->find($data['parentUuid']));
                 $localizedArticle->setUuid($uuid);
             }
-            $lastModified = array_key_exists('lastModified', $localeData) && $localeData['lastModified'] ? new \DateTime($localeData['lastModified']) : null;
+            $lastModified = \array_key_exists('lastModified', $localeData) && $localeData['lastModified'] ? new \DateTime($localeData['lastModified']) : null;
 
             $localizedArticle->setTitle($localeData['title']);
             $localizedArticle->setLocale($locale);