diff --git a/background.js b/background.js
index ca2b0da..47dabe0 100644
--- a/background.js
+++ b/background.js
@@ -264,6 +264,7 @@ const checkDonate = async (loginName = null, opayid = null, join = false) => {
   if (typeof loginName !== 'string' || loginName.trim().length === 0) return null
   if (typeof opayid !== 'string' || opayid.trim().length === 0) return null
   let url = `https://payment.opay.tw/Broadcaster/CheckDonate/${opayid}`
+  console.log('check opay url ::::: ', url)
   let db = await DB.connect()
 
   // console.log('check donate :::: ', loginName, opayid)
@@ -280,7 +281,8 @@ const checkDonate = async (loginName = null, opayid = null, join = false) => {
       url,
       data: {},
       headers: {
-        'Content-Type': 'application/json'
+        'Content-Type': 'application/json',
+        'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:63.0) Gecko/20100101 Firefox/63.0'
       },
       method: 'post'
     })