diff --git a/Classes/ViewHelpers/SearchFormViewHelper.php b/Classes/ViewHelpers/SearchFormViewHelper.php
index ac3d1d337b..e32b27fdc0 100644
--- a/Classes/ViewHelpers/SearchFormViewHelper.php
+++ b/Classes/ViewHelpers/SearchFormViewHelper.php
@@ -231,7 +231,7 @@ protected function getSuggestUrl(?array $additionalFilters, int $pageUid): strin
         $suggestUrl = $uriBuilder
             ->reset()
             ->setTargetPageUid($pageUid)
-            ->setTargetPageType($this->arguments['suggestPageType'])
+            ->setTargetPageType((int)$this->arguments['suggestPageType'])
             ->setArguments([$pluginNamespace => ['additionalFilters' => $additionalFilters]])
             ->build();
 
@@ -250,7 +250,7 @@ protected function buildUriFromPageUidAndArguments($pageUid): string
         return $uriBuilder
             ->reset()
             ->setTargetPageUid((int)$pageUid)
-            ->setTargetPageType($this->arguments['pageType'] ?? 0)
+            ->setTargetPageType((int)($this->arguments['pageType'] ?? 0))
             ->setNoCache($this->arguments['noCache'] ?? false)
             ->setArguments($this->arguments['additionalParams'] ?? [])
             ->setCreateAbsoluteUri($this->arguments['absolute'] ?? false)