diff --git a/config/config.sample.php b/config/config.sample.php
index f8a2171655f86..0ae13c3dd00f8 100644
--- a/config/config.sample.php
+++ b/config/config.sample.php
@@ -631,6 +631,8 @@
  * are generated within Nextcloud using any kind of command line tools (cron or
  * occ). The value should contain the full base URL:
  * ``https://www.example.com/nextcloud``
+ * Please make sure to set the value to the URL that your users mainly use to access this Nextcloud. 
+ * Otherwise there might be problems with the URL generation via cron.
  *
  * Defaults to ``''`` (empty string)
  */