Update README.md

Author: Tbbaby

README.md

@@ -411,7 +411,7 @@ BaiJia AI is a research team guided by Associate Professor Bai Ting from Beijing
 
 🤝 Cooperation and Suggestions: baiting@bupt.edu.cn 
 
-📣Follow our **WeChat official account**, join the **WeChat group** or  <img src="https://img.shields.io/badge/Discord-Join_us-yellow" alt="Discord"> to get the latest updates.
+📣Follow our **WeChat official account**, join the **WeChat group** or  <img src="https://img.shields.io/badge/Discord-yellow" alt="Discord"> https://discord.gg/SqVj7QvZ to get the latest updates.
 
 <div style="display: flex; justify-content: center; gap: 20px;">
   <img src="https://github.com/user-attachments/assets/42651f49-f1f7-444d-9455-718e13ed75e9" alt="百家Agent公众号" width="250"/>