diff --git a/src/platform/wechat/index.wxml b/src/platform/wechat/index.wxml
index 3419916..4f68755 100644
--- a/src/platform/wechat/index.wxml
+++ b/src/platform/wechat/index.wxml
@@ -23,7 +23,7 @@
 <!--入口模版-->
 
 <template name="octoParse">
-  <block wx:for="{{nodes}}" wx:key="{{item.index}}">
+  <block wx:for="{{nodes}}" wx:key="index">
     <template is="octoParse0" data="{{item}}" />
   </block>
 </template>