diff --git a/Install-Tracks-on-Ubuntu-20.10.md b/Install-Tracks-on-Ubuntu-20.10.md
index 8c5935a..dd5c97c 100644
--- a/Install-Tracks-on-Ubuntu-20.10.md
+++ b/Install-Tracks-on-Ubuntu-20.10.md
@@ -166,7 +166,7 @@ admin_email : <b>my.email@domain.com</b><br/>
 <s>&gt;rake --rakefile=/var/www/tracks/Rakefile time:zones:local</s><br/>
 &gt;bundle exec rake time:zones:local
 </blockquote>
-<p>to see all available timezones on your machine</p>
+<p>to see all available timezones on your machine (you will be able to run this only after the installation of the 'gems' that takes place below)</p>
 <h3>Adjust owner and owner group for the downloaded files</h3>
 <p>All the files should be owned by the user ''www-data'' which is the user that runs Apache.</p>
 <p>To set the owner and the owner group of all the files to www-data, at /var/www execute</p>