diff --git a/app/Listeners/CombinationGoodsStockUpdateListener.php b/app/Listeners/CombinationGoodsStockUpdateListener.php
index c09746b..e49f575 100644
--- a/app/Listeners/CombinationGoodsStockUpdateListener.php
+++ b/app/Listeners/CombinationGoodsStockUpdateListener.php
@@ -83,6 +83,7 @@ class CombinationGoodsStockUpdateListener
             }
         }
         if ($updateIds) {
+            $updateIds = array_unique($updateIds);
             event(new StockUpdateEvent($updateIds, 1, true));
         }
     }