diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 3bb205d..01f0653 100755
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -284,8 +284,6 @@ jobs:
         if [[ $(find ./ -name "*tpl.php" | xargs grep -P '(style=)') -ne "" ]]; then exit 1; fi
         if [[ $(find ./ -name "*tpl.php" | xargs grep -P '(value|title|alt|aria\-label)(=\")((?!\<\?).)*(>)') -ne "" ]]; then exit 1; fi
         if [[ $(find ./ -name "*tpl.php" | xargs grep -P '(\<td\>|\<th\>|\<caption\>|\<label.*?(\"|l)\>)) -ne "" ]]; then exit 1; fi
-    - name: Js strict
-      run: if [[ $(grep -r -L "\"use strict\";" --include=*.js ./) -ne "" ]]; then exit 1; fi
     - name: Js inspection
       run: |
         if [[ $(grep -rlni "onafterprint=\|onbeforeprint=\|onbeforeunload=\|onerror=\|onhaschange=\|onload=\|onmessage=\|onoffline=\|ononline=\|onpagehide=\|onpageshow=\|onpopstate=\|onredo=\|onresize=\|onstorage=\|onund=o\|onunload=\|onblur=\|onchage=\|oncontextmenu=\|onfocus=\|onformchange=\|onforminput=\|oninput=\|oninvalid=\|onreset=\|onselect=\|onsubmit=\|onkeydown=\|onkeypress=\|onkeyup=\|onclick=\|ondblclic=k\|ondrag=\|ondragend=\|ondragenter=\|ondragleave=\|ondragover=\|ondragstart=\|ondrop=\|onmousedown=\|onmousemove=\|onmouseout=\|onmouseover=\|onmouseup=\|onmousewheel=\|onscroll=\|onabor=t\|oncanplay=\|oncanplaythrough=\|ondurationchange=\|onemptied=\|onended=\|onerror=\|onloadeddata=\|onloadedmetadata=\|onloadstart=\|onpause=\|onplay=\|onplaying=\|onprogress=\|onratechange=\|onreadystatechange=\|onseeked=\|onseeking=\|onstalled=\|onsuspend=\|ontimeupdate=\|onvolumechange=" --include=*.js ./) -ne "" ]]; then exit 1; fi
diff --git a/Admin/Hooks/Web/Api.php b/Admin/Hooks/Web/Api.php
index 6d1792c..0614ac6 100755
--- a/Admin/Hooks/Web/Api.php
+++ b/Admin/Hooks/Web/Api.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules
  * @copyright Dennis Eichhorn
diff --git a/Admin/Install/Dashboard.php b/Admin/Install/Dashboard.php
index 10e5a52..7548c56 100644
--- a/Admin/Install/Dashboard.php
+++ b/Admin/Install/Dashboard.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Admin\Install
  * @copyright Dennis Eichhorn
diff --git a/Admin/Install/Media.php b/Admin/Install/Media.php
index 7fc96ab..f2347e3 100755
--- a/Admin/Install/Media.php
+++ b/Admin/Install/Media.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Admin\Install
  * @copyright Dennis Eichhorn
diff --git a/Admin/Install/Navigation.php b/Admin/Install/Navigation.php
index 2b0fbf5..df187bc 100755
--- a/Admin/Install/Navigation.php
+++ b/Admin/Install/Navigation.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Admin\Install
  * @copyright Dennis Eichhorn
diff --git a/Admin/Install/Search.php b/Admin/Install/Search.php
index db8d28c..4940b0a 100755
--- a/Admin/Install/Search.php
+++ b/Admin/Install/Search.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Admin\Install
  * @copyright Dennis Eichhorn
diff --git a/Admin/Install/SearchCommands.php b/Admin/Install/SearchCommands.php
index 60ff5d0..e81f472 100755
--- a/Admin/Install/SearchCommands.php
+++ b/Admin/Install/SearchCommands.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Admin/Installer.php b/Admin/Installer.php
index 899916f..afade62 100755
--- a/Admin/Installer.php
+++ b/Admin/Installer.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Admin
  * @copyright Dennis Eichhorn
diff --git a/Admin/Routes/Web/Api.php b/Admin/Routes/Web/Api.php
index 11a30fc..77af11d 100755
--- a/Admin/Routes/Web/Api.php
+++ b/Admin/Routes/Web/Api.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules
  * @copyright Dennis Eichhorn
diff --git a/Admin/Routes/Web/Backend.php b/Admin/Routes/Web/Backend.php
index 28091c9..1c127e8 100755
--- a/Admin/Routes/Web/Backend.php
+++ b/Admin/Routes/Web/Backend.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules
  * @copyright Dennis Eichhorn
diff --git a/Admin/Status.php b/Admin/Status.php
index 47a57af..772e9bc 100755
--- a/Admin/Status.php
+++ b/Admin/Status.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Admin
  * @copyright Dennis Eichhorn
diff --git a/Admin/Uninstaller.php b/Admin/Uninstaller.php
index 2bba949..1026591 100755
--- a/Admin/Uninstaller.php
+++ b/Admin/Uninstaller.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Admin
  * @copyright Dennis Eichhorn
diff --git a/Admin/Updater.php b/Admin/Updater.php
index 782f908..7ec7fc6 100755
--- a/Admin/Updater.php
+++ b/Admin/Updater.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Admin
  * @copyright Dennis Eichhorn
diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index 82218c4..8a895ea 100755
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
@@ -115,7 +115,9 @@ final class ApiController extends Controller
      */
     private function createTaskMedia(Task $task, RequestAbstract $request) : void
     {
-        $path    = $this->createTaskDir($task);
+        $path = $this->createTaskDir($task);
+
+        /** @var \Modules\Admin\Models\Account $account */
         $account = AccountMapper::get()->where('id', $request->header->account)->execute();
 
         if (!empty($uploadedFiles = $request->getFiles())) {
@@ -144,6 +146,7 @@ final class ApiController extends Controller
                 ReferenceMapper::create()->execute($ref);
 
                 if ($collection === null) {
+                    /** @var \Modules\Media\Models\Media $media */
                     $collection = MediaMapper::getParentCollection($path)->limit(1)->execute();
 
                     if ($collection instanceof NullCollection) {
@@ -163,6 +166,7 @@ final class ApiController extends Controller
             $collection = null;
 
             foreach ($mediaFiles as $file) {
+                /** @var \Modules\Media\Models\Media $media */
                 $media = MediaMapper::get()->where('id', (int) $file)->limit(1)->execute();
 
                 TaskMapper::writer()->createRelationTable('media', [$media->getId()], $task->getId());
@@ -176,6 +180,7 @@ final class ApiController extends Controller
                 ReferenceMapper::create()->execute($ref);
 
                 if ($collection === null) {
+                    /** @var \Modules\Media\Models\Media $media */
                     $collection = MediaMapper::getParentCollection($path)->limit(1)->execute();
 
                     if ($collection instanceof NullCollection) {
@@ -379,6 +384,7 @@ final class ApiController extends Controller
             return;
         }
 
+        /** @var \Modules\Tasks\Models\Task $task */
         $task    = TaskMapper::get()->where('id', (int) ($request->getData('task')))->execute();
         $element = $this->createTaskElementFromRequest($request, $task);
 
@@ -416,7 +422,9 @@ final class ApiController extends Controller
      */
     private function createTaskElementMedia(Task $task, TaskElement $element, RequestAbstract $request) : void
     {
-        $path    = $this->createTaskDir($task);
+        $path = $this->createTaskDir($task);
+
+         /** @var \Modules\Admin\Models\Account $account */
         $account = AccountMapper::get()->where('id', $request->header->account)->execute();
 
         if (!empty($uploadedFiles = $request->getFiles())) {
@@ -461,6 +469,7 @@ final class ApiController extends Controller
             $collection = null;
 
             foreach ($mediaFiles as $file) {
+                /** @var \Modules\Media\Models\Media $media */
                 $media = MediaMapper::get()->where('id', (int) $file)->limit(1)->execute();
 
                 TaskElementMapper::writer()->createRelationTable('media', [$media->getId()], $element->getId());
@@ -574,6 +583,7 @@ final class ApiController extends Controller
             || $old->getPriority() !== $new->getPriority()
             || $old->due !== $new->due
         ) {
+            /** @var Task $task */
             $task = TaskMapper::get()->where('id', $new->task)->execute();
 
             $task->setStatus($new->getStatus());
diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index c66b6e9..fe0ea8f 100755
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Controller/Controller.php b/Controller/Controller.php
index eca85ea..49c63af 100755
--- a/Controller/Controller.php
+++ b/Controller/Controller.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Controller/SearchController.php b/Controller/SearchController.php
index 3cb9abc..b8c6f28 100755
--- a/Controller/SearchController.php
+++ b/Controller/SearchController.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Models/AccountRelation.php b/Models/AccountRelation.php
index e3b7d97..a056e5c 100755
--- a/Models/AccountRelation.php
+++ b/Models/AccountRelation.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/AccountRelationMapper.php b/Models/AccountRelationMapper.php
index d367002..cb659e6 100755
--- a/Models/AccountRelationMapper.php
+++ b/Models/AccountRelationMapper.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/DutyType.php b/Models/DutyType.php
index b8f9443..27e433b 100755
--- a/Models/DutyType.php
+++ b/Models/DutyType.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/GroupRelation.php b/Models/GroupRelation.php
index f099571..e464373 100755
--- a/Models/GroupRelation.php
+++ b/Models/GroupRelation.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/GroupRelationMapper.php b/Models/GroupRelationMapper.php
index bf71588..ed61ccf 100755
--- a/Models/GroupRelationMapper.php
+++ b/Models/GroupRelationMapper.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/NullTask.php b/Models/NullTask.php
index ced3f09..470f0d2 100755
--- a/Models/NullTask.php
+++ b/Models/NullTask.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/NullTaskElement.php b/Models/NullTaskElement.php
index b858935..c3f472f 100755
--- a/Models/NullTaskElement.php
+++ b/Models/NullTaskElement.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/PermissionCategory.php b/Models/PermissionCategory.php
index b749cda..0f6d322 100755
--- a/Models/PermissionCategory.php
+++ b/Models/PermissionCategory.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/RelationAbstract.php b/Models/RelationAbstract.php
index f120c48..fa14a1d 100755
--- a/Models/RelationAbstract.php
+++ b/Models/RelationAbstract.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
@@ -101,5 +101,5 @@ abstract class RelationAbstract implements \JsonSerializable
     /**
      * {@inheritdoc}
      */
-    abstract public function jsonSerialize();
+    abstract public function jsonSerialize() : mixed;
 }
diff --git a/Models/Task.php b/Models/Task.php
index f8c3630..c99f24a 100755
--- a/Models/Task.php
+++ b/Models/Task.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskElement.php b/Models/TaskElement.php
index 87a0c4f..5e34e8d 100755
--- a/Models/TaskElement.php
+++ b/Models/TaskElement.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskElementMapper.php b/Models/TaskElementMapper.php
index c7fe706..e3f6bc1 100755
--- a/Models/TaskElementMapper.php
+++ b/Models/TaskElementMapper.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskMapper.php b/Models/TaskMapper.php
index 845ce8a..de77148 100755
--- a/Models/TaskMapper.php
+++ b/Models/TaskMapper.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskPriority.php b/Models/TaskPriority.php
index 65be770..539888c 100755
--- a/Models/TaskPriority.php
+++ b/Models/TaskPriority.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskSeen.php b/Models/TaskSeen.php
index f1570ca..77fd919 100644
--- a/Models/TaskSeen.php
+++ b/Models/TaskSeen.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskSeenMapper.php b/Models/TaskSeenMapper.php
index 47c16f9..8c1879d 100644
--- a/Models/TaskSeenMapper.php
+++ b/Models/TaskSeenMapper.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskStatus.php b/Models/TaskStatus.php
index 117d47c..f9920ee 100755
--- a/Models/TaskStatus.php
+++ b/Models/TaskStatus.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskTemplate.php b/Models/TaskTemplate.php
index ca58dad..7d89ed8 100755
--- a/Models/TaskTemplate.php
+++ b/Models/TaskTemplate.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskType.php b/Models/TaskType.php
index 312f68e..afea925 100755
--- a/Models/TaskType.php
+++ b/Models/TaskType.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/TaskVisibility.php b/Models/TaskVisibility.php
index 05b4857..a913774 100755
--- a/Models/TaskVisibility.php
+++ b/Models/TaskVisibility.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks\Models
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Components/Tasks/ListView.php b/Theme/Backend/Components/Tasks/ListView.php
index 0d7edf1..3ae19a6 100755
--- a/Theme/Backend/Components/Tasks/ListView.php
+++ b/Theme/Backend/Components/Tasks/ListView.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Components/Tasks/PriorityView.php b/Theme/Backend/Components/Tasks/PriorityView.php
index 42fe663..7c18156 100755
--- a/Theme/Backend/Components/Tasks/PriorityView.php
+++ b/Theme/Backend/Components/Tasks/PriorityView.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Components/Tasks/StatusView.php b/Theme/Backend/Components/Tasks/StatusView.php
index c722d5d..1c61377 100755
--- a/Theme/Backend/Components/Tasks/StatusView.php
+++ b/Theme/Backend/Components/Tasks/StatusView.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Components/Tasks/list.tpl.php b/Theme/Backend/Components/Tasks/list.tpl.php
index a12d589..bd5f66b 100755
--- a/Theme/Backend/Components/Tasks/list.tpl.php
+++ b/Theme/Backend/Components/Tasks/list.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.ar.lang.php b/Theme/Backend/Lang/Navigation.ar.lang.php
index 2bc789e..c45d68f 100644
--- a/Theme/Backend/Lang/Navigation.ar.lang.php
+++ b/Theme/Backend/Lang/Navigation.ar.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.cs.lang.php b/Theme/Backend/Lang/Navigation.cs.lang.php
index e959e2e..ff0126e 100644
--- a/Theme/Backend/Lang/Navigation.cs.lang.php
+++ b/Theme/Backend/Lang/Navigation.cs.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.da.lang.php b/Theme/Backend/Lang/Navigation.da.lang.php
index 9958337..375efd4 100644
--- a/Theme/Backend/Lang/Navigation.da.lang.php
+++ b/Theme/Backend/Lang/Navigation.da.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.de.lang.php b/Theme/Backend/Lang/Navigation.de.lang.php
index 5debab4..a13a629 100644
--- a/Theme/Backend/Lang/Navigation.de.lang.php
+++ b/Theme/Backend/Lang/Navigation.de.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.el.lang.php b/Theme/Backend/Lang/Navigation.el.lang.php
index 7c55d40..584c7fa 100644
--- a/Theme/Backend/Lang/Navigation.el.lang.php
+++ b/Theme/Backend/Lang/Navigation.el.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.en.lang.php b/Theme/Backend/Lang/Navigation.en.lang.php
index 44359d0..9fc9627 100644
--- a/Theme/Backend/Lang/Navigation.en.lang.php
+++ b/Theme/Backend/Lang/Navigation.en.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.es.lang.php b/Theme/Backend/Lang/Navigation.es.lang.php
index a9e1998..a837884 100644
--- a/Theme/Backend/Lang/Navigation.es.lang.php
+++ b/Theme/Backend/Lang/Navigation.es.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.fi.lang.php b/Theme/Backend/Lang/Navigation.fi.lang.php
index 1fdbff6..950054b 100644
--- a/Theme/Backend/Lang/Navigation.fi.lang.php
+++ b/Theme/Backend/Lang/Navigation.fi.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.fr.lang.php b/Theme/Backend/Lang/Navigation.fr.lang.php
index 1b12bcb..5ee962e 100644
--- a/Theme/Backend/Lang/Navigation.fr.lang.php
+++ b/Theme/Backend/Lang/Navigation.fr.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.hu.lang.php b/Theme/Backend/Lang/Navigation.hu.lang.php
index 5c2f22d..323d8ac 100644
--- a/Theme/Backend/Lang/Navigation.hu.lang.php
+++ b/Theme/Backend/Lang/Navigation.hu.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.it.lang.php b/Theme/Backend/Lang/Navigation.it.lang.php
index 7e7e630..9f334db 100644
--- a/Theme/Backend/Lang/Navigation.it.lang.php
+++ b/Theme/Backend/Lang/Navigation.it.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.ja.lang.php b/Theme/Backend/Lang/Navigation.ja.lang.php
index e18f6da..85b1275 100644
--- a/Theme/Backend/Lang/Navigation.ja.lang.php
+++ b/Theme/Backend/Lang/Navigation.ja.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.ko.lang.php b/Theme/Backend/Lang/Navigation.ko.lang.php
index 3f22c71..eb18f9e 100644
--- a/Theme/Backend/Lang/Navigation.ko.lang.php
+++ b/Theme/Backend/Lang/Navigation.ko.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.no.lang.php b/Theme/Backend/Lang/Navigation.no.lang.php
index d302052..feb8c60 100644
--- a/Theme/Backend/Lang/Navigation.no.lang.php
+++ b/Theme/Backend/Lang/Navigation.no.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.pl.lang.php b/Theme/Backend/Lang/Navigation.pl.lang.php
index 510bfad..7ca069e 100644
--- a/Theme/Backend/Lang/Navigation.pl.lang.php
+++ b/Theme/Backend/Lang/Navigation.pl.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.pt.lang.php b/Theme/Backend/Lang/Navigation.pt.lang.php
index 7b8e14c..ca760ff 100644
--- a/Theme/Backend/Lang/Navigation.pt.lang.php
+++ b/Theme/Backend/Lang/Navigation.pt.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.ru.lang.php b/Theme/Backend/Lang/Navigation.ru.lang.php
index da9eada..83b01e5 100644
--- a/Theme/Backend/Lang/Navigation.ru.lang.php
+++ b/Theme/Backend/Lang/Navigation.ru.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.sv.lang.php b/Theme/Backend/Lang/Navigation.sv.lang.php
index 17ce262..d8a8eba 100644
--- a/Theme/Backend/Lang/Navigation.sv.lang.php
+++ b/Theme/Backend/Lang/Navigation.sv.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.th.lang.php b/Theme/Backend/Lang/Navigation.th.lang.php
index 2499b55..f11644e 100644
--- a/Theme/Backend/Lang/Navigation.th.lang.php
+++ b/Theme/Backend/Lang/Navigation.th.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.tr.lang.php b/Theme/Backend/Lang/Navigation.tr.lang.php
index f22b46f..6289c76 100644
--- a/Theme/Backend/Lang/Navigation.tr.lang.php
+++ b/Theme/Backend/Lang/Navigation.tr.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.uk.lang.php b/Theme/Backend/Lang/Navigation.uk.lang.php
index c66cb9b..5cd8e41 100644
--- a/Theme/Backend/Lang/Navigation.uk.lang.php
+++ b/Theme/Backend/Lang/Navigation.uk.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.zh.lang.php b/Theme/Backend/Lang/Navigation.zh.lang.php
index 7f5e111..c532708 100644
--- a/Theme/Backend/Lang/Navigation.zh.lang.php
+++ b/Theme/Backend/Lang/Navigation.zh.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/ar.lang.php b/Theme/Backend/Lang/ar.lang.php
index 93511dc..db86e31 100644
--- a/Theme/Backend/Lang/ar.lang.php
+++ b/Theme/Backend/Lang/ar.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/cs.lang.php b/Theme/Backend/Lang/cs.lang.php
index de1d027..cdfb55e 100644
--- a/Theme/Backend/Lang/cs.lang.php
+++ b/Theme/Backend/Lang/cs.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/da.lang.php b/Theme/Backend/Lang/da.lang.php
index a269563..b64d66d 100644
--- a/Theme/Backend/Lang/da.lang.php
+++ b/Theme/Backend/Lang/da.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/de.lang.php b/Theme/Backend/Lang/de.lang.php
index 61f5b3a..e633c3a 100644
--- a/Theme/Backend/Lang/de.lang.php
+++ b/Theme/Backend/Lang/de.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/el.lang.php b/Theme/Backend/Lang/el.lang.php
index 0c9eaa9..f5ed944 100644
--- a/Theme/Backend/Lang/el.lang.php
+++ b/Theme/Backend/Lang/el.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/en.lang.php b/Theme/Backend/Lang/en.lang.php
index 6ecb0a1..155eb90 100644
--- a/Theme/Backend/Lang/en.lang.php
+++ b/Theme/Backend/Lang/en.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/es.lang.php b/Theme/Backend/Lang/es.lang.php
index 4a588c5..dad2e44 100644
--- a/Theme/Backend/Lang/es.lang.php
+++ b/Theme/Backend/Lang/es.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/fi.lang.php b/Theme/Backend/Lang/fi.lang.php
index adf5b08..44eb195 100644
--- a/Theme/Backend/Lang/fi.lang.php
+++ b/Theme/Backend/Lang/fi.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/fr.lang.php b/Theme/Backend/Lang/fr.lang.php
index bfa7ced..c9b46e3 100644
--- a/Theme/Backend/Lang/fr.lang.php
+++ b/Theme/Backend/Lang/fr.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/hu.lang.php b/Theme/Backend/Lang/hu.lang.php
index 3415210..840a21b 100644
--- a/Theme/Backend/Lang/hu.lang.php
+++ b/Theme/Backend/Lang/hu.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/it.lang.php b/Theme/Backend/Lang/it.lang.php
index 69304d6..b0d111a 100644
--- a/Theme/Backend/Lang/it.lang.php
+++ b/Theme/Backend/Lang/it.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/ja.lang.php b/Theme/Backend/Lang/ja.lang.php
index a8f9df7..c0cfffc 100644
--- a/Theme/Backend/Lang/ja.lang.php
+++ b/Theme/Backend/Lang/ja.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/ko.lang.php b/Theme/Backend/Lang/ko.lang.php
index a966d09..6de45b6 100644
--- a/Theme/Backend/Lang/ko.lang.php
+++ b/Theme/Backend/Lang/ko.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/no.lang.php b/Theme/Backend/Lang/no.lang.php
index 1d096cb..dc1072c 100644
--- a/Theme/Backend/Lang/no.lang.php
+++ b/Theme/Backend/Lang/no.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/pl.lang.php b/Theme/Backend/Lang/pl.lang.php
index ba54727..e5b59eb 100644
--- a/Theme/Backend/Lang/pl.lang.php
+++ b/Theme/Backend/Lang/pl.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/pt.lang.php b/Theme/Backend/Lang/pt.lang.php
index b0b899d..65d1a81 100644
--- a/Theme/Backend/Lang/pt.lang.php
+++ b/Theme/Backend/Lang/pt.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/ru.lang.php b/Theme/Backend/Lang/ru.lang.php
index 70ea94c..8502242 100644
--- a/Theme/Backend/Lang/ru.lang.php
+++ b/Theme/Backend/Lang/ru.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/sv.lang.php b/Theme/Backend/Lang/sv.lang.php
index e68b1f9..ffb66b6 100644
--- a/Theme/Backend/Lang/sv.lang.php
+++ b/Theme/Backend/Lang/sv.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/th.lang.php b/Theme/Backend/Lang/th.lang.php
index 59f8eae..a0437d1 100644
--- a/Theme/Backend/Lang/th.lang.php
+++ b/Theme/Backend/Lang/th.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/tr.lang.php b/Theme/Backend/Lang/tr.lang.php
index 745989e..4a16122 100644
--- a/Theme/Backend/Lang/tr.lang.php
+++ b/Theme/Backend/Lang/tr.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/uk.lang.php b/Theme/Backend/Lang/uk.lang.php
index cc28fd2..b09fa1d 100644
--- a/Theme/Backend/Lang/uk.lang.php
+++ b/Theme/Backend/Lang/uk.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/zh.lang.php b/Theme/Backend/Lang/zh.lang.php
index f942d70..578c7d8 100644
--- a/Theme/Backend/Lang/zh.lang.php
+++ b/Theme/Backend/Lang/zh.lang.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Localization
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/dashboard-task.tpl.php b/Theme/Backend/dashboard-task.tpl.php
index 24160d7..e653c98 100755
--- a/Theme/Backend/dashboard-task.tpl.php
+++ b/Theme/Backend/dashboard-task.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/task-analysis.tpl.php b/Theme/Backend/task-analysis.tpl.php
index 08b9add..bc4380c 100755
--- a/Theme/Backend/task-analysis.tpl.php
+++ b/Theme/Backend/task-analysis.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/task-create.tpl.php b/Theme/Backend/task-create.tpl.php
index f8458fb..35dcf18 100755
--- a/Theme/Backend/task-create.tpl.php
+++ b/Theme/Backend/task-create.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/task-dashboard.tpl.php b/Theme/Backend/task-dashboard.tpl.php
index e93d490..80dd968 100755
--- a/Theme/Backend/task-dashboard.tpl.php
+++ b/Theme/Backend/task-dashboard.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/task-single.tpl.php b/Theme/Backend/task-single.tpl.php
index 6f35c9c..233476e 100755
--- a/Theme/Backend/task-single.tpl.php
+++ b/Theme/Backend/task-single.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
diff --git a/Views/TaskView.php b/Views/TaskView.php
index 18b236f..191edc9 100755
--- a/Views/TaskView.php
+++ b/Views/TaskView.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules\Tasks
  * @copyright Dennis Eichhorn
@@ -67,6 +67,7 @@ class TaskView extends View
      */
     public function getAccountImage(int $account) : string
     {
+        /** @var \Modules\Profile\Models\Profile $profile */
         $profile = ProfileMapper::get()
             ->with('image')
             ->where('account', $account)
diff --git a/tests/Admin/AdminTest.php b/tests/Admin/AdminTest.php
index 6a9f537..e79d52d 100755
--- a/tests/Admin/AdminTest.php
+++ b/tests/Admin/AdminTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Autoloader.php b/tests/Autoloader.php
index 2a73074..d7fd765 100755
--- a/tests/Autoloader.php
+++ b/tests/Autoloader.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   Modules/tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Controller/ApiControllerTest.php b/tests/Controller/ApiControllerTest.php
index fff8929..1a4cf30 100644
--- a/tests/Controller/ApiControllerTest.php
+++ b/tests/Controller/ApiControllerTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Controller/BackendControllerTest.php b/tests/Controller/BackendControllerTest.php
index 6a85759..74bce8d 100644
--- a/tests/Controller/BackendControllerTest.php
+++ b/tests/Controller/BackendControllerTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/AccountRelationTest.php b/tests/Models/AccountRelationTest.php
index 7f972a9..46bd649 100755
--- a/tests/Models/AccountRelationTest.php
+++ b/tests/Models/AccountRelationTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/GroupRelationTest.php b/tests/Models/GroupRelationTest.php
index 4991d77..07c5fd8 100755
--- a/tests/Models/GroupRelationTest.php
+++ b/tests/Models/GroupRelationTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/NullTaskElementTest.php b/tests/Models/NullTaskElementTest.php
index a360e53..5f410e6 100644
--- a/tests/Models/NullTaskElementTest.php
+++ b/tests/Models/NullTaskElementTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/NullTaskTest.php b/tests/Models/NullTaskTest.php
index f825512..2f0e498 100644
--- a/tests/Models/NullTaskTest.php
+++ b/tests/Models/NullTaskTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/RelationAbstractTest.php b/tests/Models/RelationAbstractTest.php
index 7a8417b..ace8299 100644
--- a/tests/Models/RelationAbstractTest.php
+++ b/tests/Models/RelationAbstractTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/TaskElementTest.php b/tests/Models/TaskElementTest.php
index 234f451..5db20e1 100755
--- a/tests/Models/TaskElementTest.php
+++ b/tests/Models/TaskElementTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/TaskMapperTest.php b/tests/Models/TaskMapperTest.php
index 337c6b0..12e2d49 100755
--- a/tests/Models/TaskMapperTest.php
+++ b/tests/Models/TaskMapperTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/TaskTest.php b/tests/Models/TaskTest.php
index 123128d..e7b03b3 100755
--- a/tests/Models/TaskTest.php
+++ b/tests/Models/TaskTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Views/TaskViewTest.php b/tests/Views/TaskViewTest.php
index 0cb5b6e..a8703e2 100644
--- a/tests/Views/TaskViewTest.php
+++ b/tests/Views/TaskViewTest.php
@@ -2,7 +2,7 @@
 /**
  * Karaka
  *
- * PHP Version 8.0
+ * PHP Version 8.1
  *
  * @package   tests
  * @copyright Dennis Eichhorn