diff --git a/Classes/Controller/BackendController.php b/Classes/Controller/BackendController.php
index 8d714ecfe0607822388b68d57e7cb38da14adf08..bf8f9f776d88478b5aa3ded535c832ad94591613 100644
--- a/Classes/Controller/BackendController.php
+++ b/Classes/Controller/BackendController.php
@@ -49,19 +49,19 @@ class BackendController extends ActionController {
 	 *
 	 * @var DocHeaderComponent
 	 */
-	protected DocHeaderComponent $docHeaderComponent;
+	protected $docHeaderComponent;
 
 	/**
 	 * @var CompanyRepository
 	 *
 	 */
-	protected CompanyRepository $companyRepository;
+	protected $companyRepository;
 
 	/**
 	 * @var JobRepository
 	 *
 	 */
-	protected JobRepository $jobRepository;
+	protected $jobRepository;
 
 	/**
 	 * Inject the CompanyRepository
diff --git a/Classes/Controller/JobTeaserController.php b/Classes/Controller/JobTeaserController.php
index 071513536d1154cc666a5c569ec3419a53212ecb..667d7ce2c713731cf734016e03584d7189118626 100644
--- a/Classes/Controller/JobTeaserController.php
+++ b/Classes/Controller/JobTeaserController.php
@@ -37,7 +37,7 @@ class JobTeaserController extends ActionController {
 	/**
 	 * @var JobRepository
 	 */
-	protected JobRepository $jobRepository;
+	protected $jobRepository;
 
 	/**
 	 * @param JobRepository $jobRepository
diff --git a/Classes/Controller/JoblistController.php b/Classes/Controller/JoblistController.php
index ad031559a747ae49125a8a85361fa04e05c746cb..41ace7e79af85ff3037d7fbbf7bbfd3456955755 100644
--- a/Classes/Controller/JoblistController.php
+++ b/Classes/Controller/JoblistController.php
@@ -82,32 +82,32 @@ class JoblistController extends ActionController {
 	/**
 	 * @var CompanyRepository
 	 */
-	protected CompanyRepository $companyRepository;
+	protected $companyRepository;
 
 	/**
 	 * @var JobRepository
 	 */
-	protected JobRepository $jobRepository;
+	protected $jobRepository;
 
 	/**
 	 * @var JobApplicationRepository
 	 */
-	protected JobApplicationRepository $jobApplicationRepository;
+	protected $jobApplicationRepository;
 
 	/**
 	 * @var DepartmentRepository
 	 */
-	protected DepartmentRepository $departmentRepository;
+	protected $departmentRepository;
 
 	/**
 	 * @var ExperienceLevelRepository
 	 */
-	protected ExperienceLevelRepository $experienceLevelRepository;
+	protected $experienceLevelRepository;
 
 	/**
 	 * @var FileAndFolderService
 	 */
-	protected FileAndFolderService $fileAndFolderService;
+	protected $fileAndFolderService;
 
 	/**
 	 * Inject the CompanyRepository