diff --git a/js/reveal.js b/js/reveal.js
index 9302f82..c576c8c 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -4684,6 +4684,11 @@
 		// Programatically triggers a keyboard event
 		triggerKey: function( keyCode ) {
 			onDocumentKeyDown( { keyCode: keyCode } );
+		},
+
+		// Registers a new shortcut to include in the help overlay
+		registerKeyboardShortcut: function( key, value ) {
+			keyboardShortcuts[key] = value;
 		}
 	};
 
diff --git a/plugin/notes/notes.js b/plugin/notes/notes.js
index 202e73b..deb4891 100644
--- a/plugin/notes/notes.js
+++ b/plugin/notes/notes.js
@@ -120,6 +120,9 @@ var RevealNotes = (function() {
 			}
 		}, false );
 
+		// Show our keyboard shortcut in the reveal.js help overlay
+		if( window.Reveal ) Reveal.registerKeyboardShortcut( 'S', 'Speaker notes view' );
+
 	}
 
 	return { open: openNotes };