diff --git a/doc/sandbox.mdwn b/doc/sandbox.mdwn
index 75033d4d8..4b56188aa 100644
--- a/doc/sandbox.mdwn
+++ b/doc/sandbox.mdwn
@@ -3,6 +3,7 @@ This is the SandBox, a page anyone can edit to try out ikiwiki.
 ----
 Do re me fa so la te... git!
 
+
 # テスト。
 
 Test. Korean. 나는 한국인, 백두산,동해