diff --git a/Documentation/System.rst b/Documentation/System.rst
index b85190df77ea4b4138b7e1130f0c4235dd2f2d11..f3f54a261bd4667b01e6ad321c1d1a2e9554436c 100644
--- a/Documentation/System.rst
+++ b/Documentation/System.rst
@@ -155,7 +155,7 @@ Setup
   * Read for `.../typo3conf/ext/qfq/*`
   * Write, if a logfile should be written (specified per cron job) in the custom specified directory.
 
-Cron task:  ::
+Cron task (Ubuntu: [root] crontab -e):  ::
 
   * * * * * /usr/bin/php /var/www/html/typo3conf/ext/qfq/Classes/External/autocron.php