change quoting to work around some shell problem

diff --git a/doc/ikiwiki-calendar.mdwn b/doc/ikiwiki-calendar.mdwn
index 03cbdd86c1c66fdec8126ede029897036f9d8727..d311a1859f66261a16b8296a4fdd7f05156fbca0 100644 (file)
--- a/doc/ikiwiki-calendar.mdwn
+++ b/doc/ikiwiki-calendar.mdwn
@@ -39,7 +39,7 @@ the calendars to highlight the current day.
 
 An example crontab:
 
-       0 0 * * * ikiwiki-calendar ~/ikiwiki.setup "posts/* and !*/Discussion"
+       0 0 * * * ikiwiki-calendar ~/ikiwiki.setup 'posts/* and !*/Discussion'
 
 # TEMPLATES