diff --git a/example.conf b/example.conf
index a68f5e3..cf8a324 100644
--- a/example.conf
+++ b/example.conf
@@ -16,6 +16,8 @@
     vecs => "example-models/wpd19_10000/wpd19_10000.vecs"
   },
 
+  downtime_calendar_url => "https://cloud.ids-mannheim.de/remote.php/dav/public-calendars/QfRCG4HriLcZJJRd?export",
+
   # Piwik => {
   #   url => 'https://stats.ids-mannheim.de',
   #   token_auth => 'ad7609a669179c4ebca7c995342f7e12',