diff --git a/readme-vars.yml b/readme-vars.yml
index b2ab514..6bc7e0e 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -33,6 +33,7 @@ app_setup_block: |
   * Wait 10 minutes.
   * To reload the configuration without restarting the container, run `docker exec smokeping pkill -f -HUP '/usr/bin/perl /usr/s?bin/smokeping(_cgi)?'`, where `smokeping` is the container ID.
   * To restart the container, run `docker restart smokeping`, where `smokeping` is the container ID.
+  * Note that the default `Targets` file includes items that may or may not work. These are simply to provide examples of configuration.
 
 # changelog
 changelogs: