diff --git a/Classes/ViewHelpers/IndexTraversingViewHelper.php b/Classes/ViewHelpers/IndexTraversingViewHelper.php
index 02de932e..00c2c99f 100644
--- a/Classes/ViewHelpers/IndexTraversingViewHelper.php
+++ b/Classes/ViewHelpers/IndexTraversingViewHelper.php
@@ -7,6 +7,7 @@
 use HDNET\Calendarize\Domain\Model\Index;
 use HDNET\Calendarize\Domain\Repository\IndexRepository;
 use TYPO3\CMS\Extbase\Persistence\QueryInterface;
+use TYPO3\CMS\Extbase\Persistence\QueryResultInterface;
 
 /**
  * Index traversing.
@@ -47,7 +48,7 @@ public function initializeArguments(): void
     /**
      * Render method.
      */
-    public function render(): array
+    public function render(): array|QueryResultInterface
     {
         return $this->indexRepository->findByTraversing(
             $this->arguments['index'],
diff --git a/Classes/ViewHelpers/IndicesByObjectViewHelper.php b/Classes/ViewHelpers/IndicesByObjectViewHelper.php
index a878fa04..34e82345 100644
--- a/Classes/ViewHelpers/IndicesByObjectViewHelper.php
+++ b/Classes/ViewHelpers/IndicesByObjectViewHelper.php
@@ -9,6 +9,7 @@
 use HDNET\Calendarize\Register;
 use TYPO3\CMS\Extbase\DomainObject\AbstractEntity;
 use TYPO3\CMS\Extbase\Persistence\QueryInterface;
+use TYPO3\CMS\Extbase\Persistence\QueryResultInterface;
 
 /**
  * Indices by object.
@@ -51,7 +52,7 @@ public function initializeArguments(): void
     /**
      * Render method.
      */
-    public function render(): array
+    public function render(): array|QueryResultInterface
     {
         /** @var AbstractEntity $object */
         $object = $this->arguments['object'];