diff --git a/Classes/Controller/DummyImageController.php b/Classes/Controller/DummyImageController.php
index cc94ff3..51ad76a 100644
--- a/Classes/Controller/DummyImageController.php
+++ b/Classes/Controller/DummyImageController.php
@@ -2,7 +2,7 @@
 namespace Sitegeist\Kaleidoscope\Controller;
 
 use Neos\Flow\Annotations as Flow;
-use Neos\Flow\Package\PackageManagerInterface;
+use Neos\Flow\Package\PackageManager;
 use Neos\Flow\ResourceManagement\ResourceManager;
 use Neos\Flow\Mvc\Controller\ActionController;
 
@@ -12,6 +12,7 @@
 use Imagine\Image\Palette;
 use Imagine\Image\Box;
 use Imagine\Image\Point;
+use Neos\Flow\Http\Component\SetHeaderComponent;
 
 class DummyImageController extends ActionController
 {
@@ -28,7 +29,7 @@ class DummyImageController extends ActionController
     protected $resourceManager;
 
     /**
-     * @var PackageManagerInterface
+     * @var PackageManager
      * @Flow\Inject
      */
     protected $packageManager;
@@ -115,15 +116,15 @@ public function imageAction (int $w = 600, int $h = 400, string $bg = '#000', st
             if (!$result) {
                 throw new \Exception('Something went wrong without throwing an exception');
             }
-            
+
             // build result
-            $this->response->setHeader('Cache-Control', 'max-age=883000000');
-            $this->response->setHeader('Content-type', 'image/' . $f);
+            $this->response->setComponentParameter(SetHeaderComponent::class, 'Cache-Control', 'max-age=883000000');
+            $this->response->setComponentParameter(SetHeaderComponent::class, 'Content-type', 'image/' . $f);
             return $result;
         } catch (\Exception $e) {
             // something went wrong we return the error image png
             $this->response->setStatusCode(500);
-            $this->response->setHeader('Content-type', 'image/png');
+            $this->response->setComponentParameter(SetHeaderComponent::class, 'Content-type', 'image/png');
             return file_get_contents('resource://Sitegeist.Kaleidoscope/Public/Images/imageError.png');
         }
     }
@@ -251,8 +252,13 @@ protected function renderBorder(ImageInterface $image, ColorInterface $foregroun
     protected function renderText(ImageInterface $image, ColorInterface $textColor, int $width, int $height, string $text, $center = false): void
     {
         $initialFontSize = 10;
-        $fontFile = $this->packageManager->getPackage('Neos.Neos')->getPackagePath() . "Resources/Public/Fonts/NotoSans/NotoSans-Regular.ttf";
-        $initialFont = $this->imagineService->font($fontFile, $initialFontSize, $textColor);
+        if (file_exists('resource://Neos.Neos/Public/Fonts/NotoSans/NotoSans-Regular.ttf')) {
+            $fontFile = $this->packageManager->getPackage('Neos.Neos')->getPackagePath() . "Resources/Public/Fonts/NotoSans/NotoSans-Regular.ttf";
+            $initialFont = $this->imagineService->font($fontFile, $initialFontSize, $textColor);
+        } elseif (file_exists('resource://Neos.Neos/Public/Fonts/NotoSans-Regular.ttf')) {
+            $fontFile = $this->packageManager->getPackage('Neos.Neos')->getPackagePath() . "Resources/Public/Fonts/NotoSans-Regular.ttf";
+            $initialFont = $this->imagineService->font($fontFile, $initialFontSize, $textColor);
+        }
 
         // scale text to fit the image
         $initialFontBox = $initialFont->box($text);
diff --git a/composer.json b/composer.json
index ed96363..6ab2286 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
     "name": "sitegeist/kaleidoscope",
     "license": "GPL-3.0-or-later",
     "require": {
-        "neos/neos": "^4.3 || dev-master",
+        "neos/neos": "^5.0 || dev-master",
         "neos/fusion-afx": "^1.2 || dev-master",
         "neos/media": "*",
         "neos/imagine": "*"