diff --git a/typo3/sysext/opendocs/Classes/Controller/OpenDocumentController.php b/typo3/sysext/opendocs/Classes/Controller/OpenDocumentController.php
index 99cb7cbda1b17c6cde87db396734509241729efc..d5eb46dce083ab9b0df433976239a0c9ea3d2872 100644
--- a/typo3/sysext/opendocs/Classes/Controller/OpenDocumentController.php
+++ b/typo3/sysext/opendocs/Classes/Controller/OpenDocumentController.php
@@ -31,15 +31,10 @@ use TYPO3\CMS\Opendocs\Service\OpenDocumentService;
  */
 class OpenDocumentController
 {
-    protected OpenDocumentService $documents;
-    protected OpendocsToolbarItem $toolbarItem;
-
     public function __construct(
-        OpenDocumentService $documents,
-        OpendocsToolbarItem $toolbarItem
+        protected readonly OpenDocumentService $documents,
+        protected readonly OpendocsToolbarItem $toolbarItem
     ) {
-        $this->documents = $documents;
-        $this->toolbarItem = $toolbarItem;
     }
 
     /**