diff --git a/src/content/google-calendar.js b/src/content/google-calendar.js
index 79fe619cf..99885c74f 100644
--- a/src/content/google-calendar.js
+++ b/src/content/google-calendar.js
@@ -1,3 +1,8 @@
+/**
+ * @name Google Calendar
+ * @urlAlias calendar.google.com
+ * @urlRegex *://calendar.google.com/*
+ */
 'use strict';
 /* global $, togglbutton */