diff --git a/typo3/sysext/backend/Classes/Controller/RecordListController.php b/typo3/sysext/backend/Classes/Controller/RecordListController.php
index 3db2b3d141cdd3eaa7db73eea1630877159a3d26..a444d754fa64650457920502e8560125e54cb6c3 100644
--- a/typo3/sysext/backend/Classes/Controller/RecordListController.php
+++ b/typo3/sysext/backend/Classes/Controller/RecordListController.php
@@ -143,8 +143,8 @@ class RecordListController
         $dbList->disableSingleTableView = $this->modTSconfig['disableSingleTableView'] ?? false;
         $dbList->listOnlyInSingleTableMode = $this->modTSconfig['listOnlyInSingleTableView'] ?? false;
         $dbList->hideTables = $this->modTSconfig['hideTables'] ?? '';
-        $dbList->hideTranslations = $this->modTSconfig['hideTranslations'] ?? false;
-        $dbList->tableTSconfigOverTCA = $this->modTSconfig['table.'] ?? false;
+        $dbList->hideTranslations = (string)($this->modTSconfig['hideTranslations'] ?? '');
+        $dbList->tableTSconfigOverTCA = $this->modTSconfig['table.'] ?? [];
         $dbList->allowedNewTables = GeneralUtility::trimExplode(',', $this->modTSconfig['allowedNewTables'] ?? '', true);
         $dbList->deniedNewTables = GeneralUtility::trimExplode(',', $this->modTSconfig['deniedNewTables'] ?? '', true);
         $dbList->pageRow = $this->pageInfo;
diff --git a/typo3/sysext/backend/Classes/RecordList/DatabaseRecordList.php b/typo3/sysext/backend/Classes/RecordList/DatabaseRecordList.php
index 314b97e9bb0e414ad0f9ec92af69518aeb928e71..540a3e47605a17354f77e0805a745eceb014dbab 100644
--- a/typo3/sysext/backend/Classes/RecordList/DatabaseRecordList.php
+++ b/typo3/sysext/backend/Classes/RecordList/DatabaseRecordList.php
@@ -130,7 +130,7 @@ class DatabaseRecordList
      *
      * @var string
      */
-    public $hideTranslations = '';
+    public string $hideTranslations = '';
 
     /**
      * Cache for record path
@@ -249,9 +249,9 @@ class DatabaseRecordList
     /**
      * TSconfig which overwrites TCA-Settings
      *
-     * @var mixed[][]
+     * @var string[][]
      */
-    public $tableTSconfigOverTCA = [];
+    public array $tableTSconfigOverTCA = [];
 
     /**
      * Fields to display for the current table