diff --git a/config/config.example.yml b/config/config.example.yml
index 74e12b02..5d76acc1 100644
--- a/config/config.example.yml
+++ b/config/config.example.yml
@@ -163,6 +163,12 @@ domain:
 ## Accepted values: a list of fully qualified domain names (FQDN)
 ## Default: <none>
 ##
+## Example:
+## alternative_domains:
+##   - invidious.example.com
+##   - inv.example.com
+##   - videos.example.com
+##
 alternative_domains:
 
 ##