Update download link
diff --git a/docs/.vuepress/config.js b/docs/.vuepress/config.js
index e96aedc..ef72b9b 100644
--- a/docs/.vuepress/config.js
+++ b/docs/.vuepress/config.js
@@ -179,6 +179,9 @@
           '/blog/': [
             ['write-a-blog', 'Write a Blog'],
             ['ios-weexcore.md', 'Adapt iOS WeexSDK to WeexCore']
+          ],
+          '/download/':[
+             ['download', "Source Download"] 
           ]
         }
       },
@@ -346,6 +349,9 @@
             ['ios-weexcore.md', 'iOS WeexSDK 接入 WeexCore'],
             ['weexcore-multiprocess-evolution', 'WeexCore 多进程多线程架构演进'],
             ['interaction-optimization', '可交互时间的探索和首屏时间的改进之路']
+          ],
+          '/download/':[
+            ['download', "源代码下载"] 
           ]
         }
       }