diff --git a/app/Services/ItemService.php b/app/Services/ItemService.php
index 93e707d..471218d 100644
--- a/app/Services/ItemService.php
+++ b/app/Services/ItemService.php
@@ -74,7 +74,9 @@ private function newQuery(string $itemType)
         $info = $this->getModelInfoByItemType($itemType);
         $modelClass = $info['model'];
 
-        return $modelClass::query()->where('tenant_id', $this->tenantId());
+        return $modelClass::query()
+            ->where('tenant_id', $this->tenantId())
+            ->where('item_type', strtoupper($itemType));
     }
 
     /**