diff --git a/src/main/java/com/ai/da/service/impl/DesignItemServiceImpl.java b/src/main/java/com/ai/da/service/impl/DesignItemServiceImpl.java
index 0c4fb29d..fd072fec 100644
--- a/src/main/java/com/ai/da/service/impl/DesignItemServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/DesignItemServiceImpl.java
@@ -587,9 +587,9 @@ public class DesignItemServiceImpl extends ServiceImpl<DesignItemMapper, DesignI
     }
 
     private List<OutfitDetailPythonItem> convertToOutfitDetailPythonItemList(List<DesignPythonOutfitVO> layers){
-        ArrayList<OutfitDetailPythonItem> composeLayerPythonItem = new ArrayList<>();
+        List<OutfitDetailPythonItem> composeLayerPythonItem = Arrays.asList(new OutfitDetailPythonItem[layers.size()]);
         layers.forEach(layer -> {
-            composeLayerPythonItem.add(layers.size() - layer.getPriority(),new OutfitDetailPythonItem(layer.getImageCategory(),
+            composeLayerPythonItem.set(layer.getPriority() - 1,new OutfitDetailPythonItem(layer.getImageCategory(),
                     layer.getPosition(),
                     layer.getImageSize(),
                     layer.getScale(),