diff --git a/package.json b/package.json
index 27721cf..dd568d3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "qewd-conduit",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "description": "QEWD-based Conduit RESTFUL Back-end",
   "main": "index.js",
   "scripts": {
diff --git a/qewd-docker/README.md b/qewd-docker/README.md
index 711b5a8..f80b40d 100644
--- a/qewd-docker/README.md
+++ b/qewd-docker/README.md
@@ -21,6 +21,16 @@
       ~/qewd-docker-files/routes.js
 
 
+## Start a Redis container
+
+This provides the embedded Document and Session storage for QEWD:
+
+      sudo docker run -d --name redis -p 6379:6379 redis
+
+If you're using a Raspberry Pi:
+
+      sudo docker run -d --name redis -p 6379:6379 hypriot/rpi-redis
+
 
 ## Start the Docker version of QEWD: