diff --git a/CNAME b/CNAME
index a032f27e784dec922921f1b30adb6ec891c9c41e..c3031b3255583f124a8c240f5ceeeb61ad7ac6f2 100644
--- a/CNAME
+++ b/CNAME
@@ -1 +1 @@
-pro.ant.design
+preview.pro.ant.design