diff --git a/config/app_config.yml.SAMPLE b/config/app_config.yml.SAMPLE
index b9f3b337..f9b9bd27 100644
--- a/config/app_config.yml.SAMPLE
+++ b/config/app_config.yml.SAMPLE
@@ -144,6 +144,8 @@ default: &defaults
   #  password:
   #  encoding: utf8
   #  socket: /opt/lampp/var/mysql/mysql.sock
+  # Instead of defining all details here, you can also point to an entry in database.yml.
+  #shared_lists: shared_lists
 
 development:
   <<: *defaults