diff --git a/doc/plugins.conf b/doc/plugins.conf
index cbe07ea..e55b75b 100644
--- a/doc/plugins.conf
+++ b/doc/plugins.conf
@@ -1,3 +1,6 @@
+# ATTENTION!
+# Plugins are invoked in the order of listing in the plugin config file.
+  
 # auth user
 # file={path for DB file with user auth information}
 plugin /var/lib/uhub/mod_auth_sqlite.so "file=/etc/uhub/users.db"