document newly required config field

diff --git a/README.md b/README.md
index 20f61e0127860b27f6a99b71b8085366474efd9c..31e921e734302a5bc3a2d5f00600c42e7a672e49 100644 (file)
--- a/README.md
+++ b/README.md
@@ -38,6 +38,7 @@ One way of deploying this server is behind nginx, with the pm2 package to manage
   > 'use strict';
   > // Minimum required configuration settings
   > module.exports = {
+  >   encryptionSecret: 'this is a secret passphrase, it is pretty important to be unguessable',
   >   dingus: {
   >     selfBaseUrl: 'https://hub.squeep.com/',
   >   },