diff --git a/Admin/Install/Navigation.php b/Admin/Install/Navigation.php
index 31fa439..c7d678f 100755
--- a/Admin/Install/Navigation.php
+++ b/Admin/Install/Navigation.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Admin\Install
  * @copyright Dennis Eichhorn
diff --git a/Admin/Installer.php b/Admin/Installer.php
index f02ce98..3c1550a 100755
--- a/Admin/Installer.php
+++ b/Admin/Installer.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Admin
  * @copyright Dennis Eichhorn
diff --git a/Admin/Status.php b/Admin/Status.php
index 507d4f3..fa18764 100755
--- a/Admin/Status.php
+++ b/Admin/Status.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Admin
  * @copyright Dennis Eichhorn
diff --git a/Admin/Uninstaller.php b/Admin/Uninstaller.php
index 09c9c7d..1e48397 100755
--- a/Admin/Uninstaller.php
+++ b/Admin/Uninstaller.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Admin
  * @copyright Dennis Eichhorn
diff --git a/Admin/Updater.php b/Admin/Updater.php
index 8f2071d..897c1ea 100755
--- a/Admin/Updater.php
+++ b/Admin/Updater.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Admin
  * @copyright Dennis Eichhorn
diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index e5260bf..82a2fd7 100755
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index bc6197d..1058b15 100755
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/Controller/Controller.php b/Controller/Controller.php
index ef947ce..696c1f6 100755
--- a/Controller/Controller.php
+++ b/Controller/Controller.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/Models/NullQAAnswer.php b/Models/NullQAAnswer.php
index 70a8a26..ae272c5 100755
--- a/Models/NullQAAnswer.php
+++ b/Models/NullQAAnswer.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/NullQACategory.php b/Models/NullQACategory.php
index 5870ef0..15c66d7 100755
--- a/Models/NullQACategory.php
+++ b/Models/NullQACategory.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/NullQAQuestion.php b/Models/NullQAQuestion.php
index 5ba0d47..ae6e1f0 100755
--- a/Models/NullQAQuestion.php
+++ b/Models/NullQAQuestion.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/PermissionState.php b/Models/PermissionState.php
index b4bd61c..c900591 100755
--- a/Models/PermissionState.php
+++ b/Models/PermissionState.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QAAnswer.php b/Models/QAAnswer.php
index 44dc0a8..429f7bd 100755
--- a/Models/QAAnswer.php
+++ b/Models/QAAnswer.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QAAnswerMapper.php b/Models/QAAnswerMapper.php
index 44f4ca8..54af6e8 100755
--- a/Models/QAAnswerMapper.php
+++ b/Models/QAAnswerMapper.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QAAnswerStatus.php b/Models/QAAnswerStatus.php
index 74035c9..c77e5a9 100755
--- a/Models/QAAnswerStatus.php
+++ b/Models/QAAnswerStatus.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QACategory.php b/Models/QACategory.php
index ff6e321..a47e215 100755
--- a/Models/QACategory.php
+++ b/Models/QACategory.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QACategoryL11n.php b/Models/QACategoryL11n.php
index 3f2038b..feba48f 100644
--- a/Models/QACategoryL11n.php
+++ b/Models/QACategoryL11n.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QACategoryL11nMapper.php b/Models/QACategoryL11nMapper.php
index 0321978..166c6d5 100644
--- a/Models/QACategoryL11nMapper.php
+++ b/Models/QACategoryL11nMapper.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QACategoryMapper.php b/Models/QACategoryMapper.php
index 2b6f3b9..9e6efa0 100755
--- a/Models/QACategoryMapper.php
+++ b/Models/QACategoryMapper.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QAQuestion.php b/Models/QAQuestion.php
index 991e09f..66894a8 100755
--- a/Models/QAQuestion.php
+++ b/Models/QAQuestion.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QAQuestionMapper.php b/Models/QAQuestionMapper.php
index deb2130..183f816 100755
--- a/Models/QAQuestionMapper.php
+++ b/Models/QAQuestionMapper.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Models/QAQuestionStatus.php b/Models/QAQuestionStatus.php
index ea3c8a0..5f26292 100755
--- a/Models/QAQuestionStatus.php
+++ b/Models/QAQuestionStatus.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA\Models
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/Navigation.en.lang.php b/Theme/Backend/Lang/Navigation.en.lang.php
index d4c9a12..20cdb38 100755
--- a/Theme/Backend/Lang/Navigation.en.lang.php
+++ b/Theme/Backend/Lang/Navigation.en.lang.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/Lang/en.lang.php b/Theme/Backend/Lang/en.lang.php
index a0381c3..fa41d06 100755
--- a/Theme/Backend/Lang/en.lang.php
+++ b/Theme/Backend/Lang/en.lang.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/qa-dashboard.tpl.php b/Theme/Backend/qa-dashboard.tpl.php
index dcce917..73ac9a2 100755
--- a/Theme/Backend/qa-dashboard.tpl.php
+++ b/Theme/Backend/qa-dashboard.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/qa-question.tpl.php b/Theme/Backend/qa-question.tpl.php
index b2e4402..b070c19 100755
--- a/Theme/Backend/qa-question.tpl.php
+++ b/Theme/Backend/qa-question.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/qa-tag-edit.tpl.php b/Theme/Backend/qa-tag-edit.tpl.php
index 6062abb..3093c77 100755
--- a/Theme/Backend/qa-tag-edit.tpl.php
+++ b/Theme/Backend/qa-tag-edit.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/Theme/Backend/qa-tag-list.tpl.php b/Theme/Backend/qa-tag-list.tpl.php
index d661a36..afc38e0 100755
--- a/Theme/Backend/qa-tag-list.tpl.php
+++ b/Theme/Backend/qa-tag-list.tpl.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   Modules\QA
  * @copyright Dennis Eichhorn
diff --git a/tests/Admin/AdminTest.php b/tests/Admin/AdminTest.php
index c18ec30..8c43f7f 100755
--- a/tests/Admin/AdminTest.php
+++ b/tests/Admin/AdminTest.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/2QACategoryMapperTest.php b/tests/Models/2QACategoryMapperTest.php
index 0ab07d3..ce69f3c 100755
--- a/tests/Models/2QACategoryMapperTest.php
+++ b/tests/Models/2QACategoryMapperTest.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/3QAQuestionMapperTest.php b/tests/Models/3QAQuestionMapperTest.php
index 538e349..16aee15 100755
--- a/tests/Models/3QAQuestionMapperTest.php
+++ b/tests/Models/3QAQuestionMapperTest.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/4QAAnswerMapperTest.php b/tests/Models/4QAAnswerMapperTest.php
index ea84c0d..1ccd62a 100755
--- a/tests/Models/4QAAnswerMapperTest.php
+++ b/tests/Models/4QAAnswerMapperTest.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/QAAnswerTest.php b/tests/Models/QAAnswerTest.php
index a3d60f4..beb14c9 100755
--- a/tests/Models/QAAnswerTest.php
+++ b/tests/Models/QAAnswerTest.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/QACategoryTest.php b/tests/Models/QACategoryTest.php
index b74ff88..7585539 100755
--- a/tests/Models/QACategoryTest.php
+++ b/tests/Models/QACategoryTest.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   tests
  * @copyright Dennis Eichhorn
diff --git a/tests/Models/QAQuestionTest.php b/tests/Models/QAQuestionTest.php
index ac1994e..46532e7 100755
--- a/tests/Models/QAQuestionTest.php
+++ b/tests/Models/QAQuestionTest.php
@@ -2,7 +2,7 @@
 /**
  * Orange Management
  *
- * PHP Version 7.4
+ * PHP Version 8.0
  *
  * @package   tests
  * @copyright Dennis Eichhorn