diff --git a/src/telegram.js b/src/telegram.js
index cde44af1..4bc0fd9a 100644
--- a/src/telegram.js
+++ b/src/telegram.js
@@ -26,7 +26,7 @@ var requestPromise = Promise.promisify(request);
  * @param {String} token Bot Token
  * @param {Object} [options]
  * @param {Boolean|Object} [options.polling=false] Set true to enable polling or set options
- * @param {String|Number} [options.polling.timeout=4] Polling time
+ * @param {String|Number} [options.polling.timeout=10] Polling time in seconds
  * @param {String|Number} [options.polling.interval=2000] Interval between requests in miliseconds
  * @param {Boolean|Object} [options.webHook=false] Set true to enable WebHook or set options
  * @param {String} [options.webHook.key] PEM private key to webHook server.