diff --git a/doc/sandbox.mdwn b/doc/sandbox.mdwn
index 1c7b79d20..c7f55f6d4 100644
--- a/doc/sandbox.mdwn
+++ b/doc/sandbox.mdwn
@@ -1,6 +1,7 @@
 This is the SandBox, a page anyone can edit to try out ikiwiki.
 
 ----
+Test. Chinese. 我是中国人，泰山、黄河。
 
 testing openid ... ignore.