diff --git a/sendNotify.js b/sendNotify.js
index eebcbbaa..6b702a0d 100644
--- a/sendNotify.js
+++ b/sendNotify.js
@@ -309,6 +309,7 @@ function BarkNotify(text, desp, params={}) {
 function tgBotNotify(text, desp) {
   return  new Promise(resolve => {
     if (TG_BOT_TOKEN && TG_USER_ID) {
+      desp = `${desp.replace("_", "\\_")}`;//支持markdown后，带有_会导致推送失败，转义一下
       const options = {
         url: `https://${TG_API_HOST}/bot${TG_BOT_TOKEN}/sendMessage`,
         body: `chat_id=${TG_USER_ID}&text=${text}\n\n${desp}&disable_web_page_preview=true&parse_mode=Markdown`,