diff --git a/php/controller/showCategory-controller.php b/php/controller/showCategory-controller.php
index 1f20f34..938fca0 100644
--- a/php/controller/showCategory-controller.php
+++ b/php/controller/showCategory-controller.php
@@ -23,7 +23,7 @@ if (isset($_GET["category"]) && !empty($_GET["category"]) && articleCategoryVali
         $userManager = UserManager::getInstance();
         $allArticles = $articleManager->getArticlesByCategory($category);
         foreach ($allArticles as $article) {
-            $article->setAuthor($userManager->findUser($article->getAuthor())["vorname"]) . " " . $userManager->findUser($article->getAuthor())["nachname"];
+            $article->setAuthor($userManager->findUser($article->getAuthor())["vorname"] . " " . $userManager->findUser($article->getAuthor())["nachname"]);
         }
         $totalArticles = count($allArticles);