diff --git a/index.html b/index.html
index f8d2793b06ff0390c891fe61dd4607dc1b28b0e3..aff58cf6f9eca9d43ab636a34fc5d930bafb1eeb 100644
--- a/index.html
+++ b/index.html
@@ -269,43 +269,43 @@ var trackOutboundLink = function(id, url) {
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diff --git a/wechat/articles/2019/05/2019-05-27-docs-sig-announcement/index.html b/wechat/articles/2019/05/2019-05-27-docs-sig-announcement/index.html
index 6e18e2112b31d94dd20dd2fb45663851224ffd24..28da0cf30394a171e1678afc7197bd27d8d82850 100644
--- a/wechat/articles/2019/05/2019-05-27-docs-sig-announcement/index.html
+++ b/wechat/articles/2019/05/2019-05-27-docs-sig-announcement/index.html
@@ -203,6 +203,18 @@ var trackOutboundLink = function(id, url) {