diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c3aca91..a2f9d0c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        TYPO3: [ '11' , '12', '13' ]
+        TYPO3: [ '11' , '12', '13', '14' ]
 
     steps:
       - name: Checkout
@@ -27,11 +27,15 @@ jobs:
         run: composer validate
 
       - name: Cache dependencies
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~/.composer/cache
           key: dependencies-composer-${{ hashFiles('composer.json') }}
 
+      - name: Install composer dependencies TYPO3 14
+        if: matrix.TYPO3 == '14'
+        run: |
+          composer install --no-progress --no-interaction
       - name: Install composer dependencies TYPO3 13
         if: matrix.TYPO3 == '13'
         run: |
@@ -44,6 +48,9 @@ jobs:
         if: matrix.TYPO3 == '11'
         run: |
           composer require typo3/cms-core:^11.5 --no-progress --no-interaction --dev -W
+      - name: Phpstan 14
+        if: matrix.TYPO3 == '14'
+        run: .Build/bin/phpstan analyze -c Build/phpstan.neon
       - name: Phpstan 13
         if: matrix.TYPO3 == '13'
         run: .Build/bin/phpstan analyze -c Build/phpstan.neon
diff --git a/Classes/Service/ListService.php b/Classes/Service/ListService.php
index f6ad462..19cd016 100644
--- a/Classes/Service/ListService.php
+++ b/Classes/Service/ListService.php
@@ -50,7 +50,7 @@ public function resolveListitems(array $row, string $field = 'tx_listelements_li
             '',
             $row['uid'],
             $table,
-            BackendUtility::getTcaFieldConfiguration($table, $field)
+            $GLOBALS['TCA'][$table]['columns'][$field]['config']
         );
         $results = $relationHandler->getFromDB();
         $results = $results[self::TABLE] ?? [];
@@ -109,7 +109,7 @@ public function resolveItemsForFrontend(int $uid, string $table = 'tt_content',
             '',
             $uid,
             $table,
-            BackendUtility::getTcaFieldConfiguration($table, $field)
+            $GLOBALS['TCA'][$table]['columns'][$field]['config']
         );
         $results = $relationHandler->getFromDB();
         $results = $results[self::TABLE] ?? [];
diff --git a/Configuration/TCA/Overrides/tx_listelements_item.php b/Configuration/TCA/Overrides/tx_listelements_item.php
index 1b6c2b6..cb63d68 100644
--- a/Configuration/TCA/Overrides/tx_listelements_item.php
+++ b/Configuration/TCA/Overrides/tx_listelements_item.php
@@ -9,27 +9,27 @@
                             --palette--;;basicoverlayPalette,
                             --palette--;;filePalette',
         ],
-        \TYPO3\CMS\Core\Resource\File::FILETYPE_TEXT => [
+        (enum_exists(\TYPO3\CMS\Core\Resource\FileType::class) ? \TYPO3\CMS\Core\Resource\FileType::TEXT->value : \TYPO3\CMS\Core\Resource\File::FILETYPE_TEXT) => [
             'showitem' => '
                             --palette--;;imageoverlayPalette,
                             --palette--;;filePalette',
         ],
-        \TYPO3\CMS\Core\Resource\File::FILETYPE_IMAGE => [
+        (enum_exists(\TYPO3\CMS\Core\Resource\FileType::class) ? \TYPO3\CMS\Core\Resource\FileType::IMAGE->value : \TYPO3\CMS\Core\Resource\File::FILETYPE_IMAGE) => [
             'showitem' => '
                             --palette--;;imageoverlayPalette,
                             --palette--;;filePalette',
         ],
-        \TYPO3\CMS\Core\Resource\File::FILETYPE_AUDIO => [
+        (enum_exists(\TYPO3\CMS\Core\Resource\FileType::class) ? \TYPO3\CMS\Core\Resource\FileType::AUDIO->value : \TYPO3\CMS\Core\Resource\File::FILETYPE_AUDIO) => [
             'showitem' => '
                             --palette--;;audioOverlayPalette,
                             --palette--;;filePalette',
         ],
-        \TYPO3\CMS\Core\Resource\File::FILETYPE_VIDEO => [
+        (enum_exists(\TYPO3\CMS\Core\Resource\FileType::class) ? \TYPO3\CMS\Core\Resource\FileType::VIDEO->value : \TYPO3\CMS\Core\Resource\File::FILETYPE_VIDEO) => [
             'showitem' => '
                             --palette--;;videoOverlayPalette,
                             --palette--;;filePalette',
         ],
-        \TYPO3\CMS\Core\Resource\File::FILETYPE_APPLICATION => [
+        (enum_exists(\TYPO3\CMS\Core\Resource\FileType::class) ? \TYPO3\CMS\Core\Resource\FileType::APPLICATION->value : \TYPO3\CMS\Core\Resource\File::FILETYPE_APPLICATION) => [
             'showitem' => '
                             --palette--;;basicoverlayPalette,
                             --palette--;;filePalette',
diff --git a/composer.json b/composer.json
index 0caedde..a30926e 100644
--- a/composer.json
+++ b/composer.json
@@ -7,8 +7,8 @@
   ],
   "require": {
     "php": "^7.4 || ~8.0",
-    "typo3/cms-backend": "^11.5 || ^12.4 || ^13.1",
-    "typo3/cms-fluid-styled-content": "^11.5 || ^12.4 || ^13.1"
+    "typo3/cms-backend": "^11.5 || ^12.4 || ^13.1 || ^14.0",
+    "typo3/cms-fluid-styled-content": "^11.5 || ^12.4 || ^13.1 || ^14.0"
   },
   "extra": {
     "typo3/cms": {
@@ -22,8 +22,8 @@
   "prefer-stable": true,
   "require-dev": {
     "typo3/testing-framework": "^7.0 || ^8.0",
-    "typo3/cms-frontend": "^11.5 || ^12.4 || ^13.1",
-    "typo3/cms-workspaces": "^11.5 || ^12.4 || ^13.1",
+    "typo3/cms-frontend": "^11.5 || ^12.4 || ^13.1 || ^14.0",
+    "typo3/cms-workspaces": "^11.5 || ^12.4 || ^13.1 || ^14.0",
     "saschaegerer/phpstan-typo3": "^1.8",
     "typo3/coding-standards": "^0.5.5",
     "b13/listelements-example": "*"
diff --git a/ext_emconf.php b/ext_emconf.php
index 9b8cf65..bce4571 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -7,11 +7,11 @@
     'version' => '1.3.2',
     'state' => 'stable',
     'author' => 'David Steeb, b13 GmbH',
-    'author_email' => 'typo3@b13.cpom',
+    'author_email' => 'typo3@b13.com',
     'author_company' => 'b13 GmbH, Stuttgart',
     'constraints' => [
         'depends' => [
-            'typo3' => '11.5.0-13.99.99',
+            'typo3' => '11.5.0-14.99.99',
         ],
     ],
 ];