diff --git a/app/Http/Controllers/System/SyncOrthancController.php b/app/Http/Controllers/System/SyncOrthancController.php
index 01ff1e8..c80d012 100644
--- a/app/Http/Controllers/System/SyncOrthancController.php
+++ b/app/Http/Controllers/System/SyncOrthancController.php
@@ -10,8 +10,8 @@ class SyncOrthancController extends Controller
 {
     public function __invoke()
     {
-        foreach (DicomServer::active()->get() as $host) {
-            (new StudiesSync($host))->execute();
+        foreach (DicomServer::active()->get() as $pacs) {
+            new StudiesSync($pacs)->execute();
         }
 
         return redirect()->route('staff.worklist.index');