diff --git a/components/affix/demo/basic.md b/components/affix/demo/basic.md
index c3a70cf20..21faf83dd 100644
--- a/components/affix/demo/basic.md
+++ b/components/affix/demo/basic.md
@@ -10,7 +10,7 @@
var Affix = antd.Affix;
var Button = antd.Button;
-React.render(
+ReactDOM.render(