diff --git a/app/Services/StudentSyncService.php b/app/Services/StudentSyncService.php
index a4f1c87..f6fbb42 100644
--- a/app/Services/StudentSyncService.php
+++ b/app/Services/StudentSyncService.php
@@ -34,7 +34,7 @@ class StudentSyncService
             $payload = $response->json();
             $items = Arr::get($payload, 'data', []);
 
-            \$syncedIds = [];
+            $syncedIds = [];
 
             DB::transaction(function () use ($items, &$results, &$syncedIds) {
                 foreach ($items as $item) {
@@ -115,7 +115,7 @@ class StudentSyncService
             });
 
             // Deactivate students not in this sync (graduated/dropped out)
-            \$deactivated = Student::where('is_active', true)
+            $deactivated = Student::where('is_active', true)
                 ->whereNotIn('id', $syncedIds)
                 ->update(['is_active' => false]);
             $results['students_deactivated'] = $deactivated;