diff --git a/Classes/Domain/Search/ResultSet/Result/SearchResultBuilder.php b/Classes/Domain/Search/ResultSet/Result/SearchResultBuilder.php
index dbd167ff43..b4310d474c 100644
--- a/Classes/Domain/Search/ResultSet/Result/SearchResultBuilder.php
+++ b/Classes/Domain/Search/ResultSet/Result/SearchResultBuilder.php
@@ -45,6 +45,6 @@ public function fromApacheSolrDocument(Document $originalDocument): SearchResult
 
     protected function getResultClassName(): string
     {
-        return $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['searchResultClassName '] ?? SearchResult::class;
+        return $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['solr']['searchResultClassName'] ?? SearchResult::class;
     }
 }