diff --git a/config/settings.yml b/config/settings.yml
index ffcc1eaa..038a84c5 100644
--- a/config/settings.yml
+++ b/config/settings.yml
@@ -1,4 +1,11 @@
 # config/app.yml for rails-settings-cached
+#
+# This file contains default values, and does not need to be edited
+# when configuring an instance.  These settings may be changed by an
+# Administrator using the Web UI.
+#
+# For more information, see docs/Running-Mastodon/Administration-guide.md
+#
 defaults: &defaults
   site_title: 'Mastodon'
   site_description: ''