diff --git a/apps/pebble/README.md b/apps/pebble/README.md
index 15d2bd58c..953db0ba7 100644
--- a/apps/pebble/README.md
+++ b/apps/pebble/README.md
@@ -9,6 +9,7 @@
 * Dependant apps are installed when Pebble installs
 * Uses the whole screen, widgets are made invisible but still run in the background
 * When battery is less than 30% main screen goes Red
+* Optionally show a lock symbol when screen is locked (default off, enable in Settings)
 
 ![](pebble_screenshot.png)
 ![](pebble_screenshot2.png)