diff --git a/src/Controller/DetailViewController.php b/src/Controller/DetailViewController.php
index 476c998..fe63e81 100644
--- a/src/Controller/DetailViewController.php
+++ b/src/Controller/DetailViewController.php
@@ -95,14 +95,14 @@ public function detailViewMainMethod(string $identifier)
      * @param string $id
      * @return bool
      */
-    private function checkVersions(string $id): string 
+    private function checkVersions(string $id): string
     {
         $blockModel = new \Drupal\acdh_repo_gui\Model\BlocksModel();
         $params = array('identifier' => $id, 'lang' => $this->siteLang);
-        $data = $blockModel->getViewData("versions", $params); 
+        $data = $blockModel->getViewData("versions", $params);
         
-        if(count((array)$data) > 1) {
-            if($data[0]->id != $id){
+        if (count((array)$data) > 1) {
+            if ($data[0]->id != $id) {
                 return $data[0]->id;
             }
         }