diff --git a/README.rst b/README.rst
index cdce321..7d0d483 100755
--- a/README.rst
+++ b/README.rst
@@ -88,6 +88,8 @@ Usage of dms:
      - json configuration file
    * - ``-deviceIcon string``
      - device icon
+   * - ``-deviceIconSizes string``
+     - device icon sizes, separated by comma
    * - ``-fFprobeCachePath string``
      - path to FFprobe cache file (default "/home/efreak/.dms-ffprobe-cache")
    * - ``-forceTranscodeTo string``
@@ -119,6 +121,16 @@ Usage of dms:
    * - ``-transcodeLogPattern``
      - pattern where to write transcode logs to. The ``[tsname]`` placeholder is replaced with the name of the item currently being played. The default is ``$HOME/.dms/log/[tsname]``. You may turn off transcode logging entirely by setting it to ``/dev/null``. You may log to stderr by setting ``/dev/stderr``.
 
+An example json configuration file::
+
+    {
+      "path": "/path/to/media/files",
+      "friendlyName": "dms",
+      "noTranscode": true,
+      "deviceIcon": "/path/to/icon.png",
+      "deviceIconSizes": ["48:512","128:512"]
+    }
+
 Dynamic streams
 ===============
 DMS supports "dynamic streams" generated on the fly. This feature can be activated with the