diff --git a/be/app/Http/Controllers/MasterTaskController.php b/be/app/Http/Controllers/MasterTaskController.php
index 4f69fa9..705d01e 100644
--- a/be/app/Http/Controllers/MasterTaskController.php
+++ b/be/app/Http/Controllers/MasterTaskController.php
@@ -40,7 +40,9 @@ class MasterTaskController extends Controller
                         $query->where('team_id', $value);
                     })->get()->pluck('id')->toArray();
 
-                    $mastertasks->whereIn('user_id', $userIdArray);
+                    $mastertasks->whereHas('subtasks', function ($query) use ($userIdArray) {
+                        $query->where('user_id', $userIdArray);
+                    });
                     break;
 
                 default: