diff --git a/doc/sandbox.mdwn b/doc/sandbox.mdwn
index 00b57815d..4b9e07abc 100644
--- a/doc/sandbox.mdwn
+++ b/doc/sandbox.mdwn
@@ -6,6 +6,10 @@ testing 1..2..3!!
 
 ----
 
+I am testing the edit box provided through ikiwiki.cgi.
+
+----
+
 Here's a paragraph.
 
 The following code block is pre-formatted: