diff --git a/Classes/ViewHelpers/Data/ArrayFirstViewHelper.php b/Classes/ViewHelpers/Data/ArrayFirstViewHelper.php
index 466f583e..8e902beb 100644
--- a/Classes/ViewHelpers/Data/ArrayFirstViewHelper.php
+++ b/Classes/ViewHelpers/Data/ArrayFirstViewHelper.php
@@ -53,7 +53,7 @@ public function initializeArguments()
      * @param RenderingContextInterface $renderingContext
      * @return string|int|bool|array
      */
-    public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext): string|int|bool|array
+    public static function renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext)
     {
         $result = null;
 
diff --git a/Classes/ViewHelpers/Data/ValueForKeyViewHelper.php b/Classes/ViewHelpers/Data/ValueForKeyViewHelper.php
index 1d637bf2..5aec6231 100644
--- a/Classes/ViewHelpers/Data/ValueForKeyViewHelper.php
+++ b/Classes/ViewHelpers/Data/ValueForKeyViewHelper.php
@@ -54,7 +54,7 @@ public static function renderStatic(
         array $arguments,
         \Closure $renderChildrenClosure,
         RenderingContextInterface $renderingContext
-    ): string|int|bool|array {
+    ) {
         $result = null;
 
         if ((is_int($arguments['key']) || is_string($arguments['key'])) && ($arguments['array'] && array_key_exists($arguments['key'], $arguments['array']))) {
diff --git a/Classes/ViewHelpers/Find/FacetIsActiveViewHelper.php b/Classes/ViewHelpers/Find/FacetIsActiveViewHelper.php
index f157a8eb..260852eb 100644
--- a/Classes/ViewHelpers/Find/FacetIsActiveViewHelper.php
+++ b/Classes/ViewHelpers/Find/FacetIsActiveViewHelper.php
@@ -65,7 +65,7 @@ public static function renderStatic(
         array $arguments,
         \Closure $renderChildrenClosure,
         RenderingContextInterface $renderingContext
-    ): string|int|bool|array {
+    ) {
         foreach ($arguments['activeFacets'] as $facets) {
             foreach ($facets as $facetInfo) {
                 if ($facetInfo['id'] === $arguments['facetID']