diff --git a/app/ModelFilters/CropFilter.php b/app/ModelFilters/CropFilter.php
index 451a2b5..1e52d15 100644
--- a/app/ModelFilters/CropFilter.php
+++ b/app/ModelFilters/CropFilter.php
@@ -16,7 +16,7 @@ class CropFilter extends ModelFilter
         $q = $this;
         switch ($type) {
             case 'top':
-                $q->whereNull('parent_id');
+                $q->where('parent_id', 0);
                 break;
             case 'all':
                 break;