diff --git a/docs/notes/学习笔记/机器学习/db1.md b/docs/notes/学习笔记/机器学习/db1.md
index 49d11d6..2592445 100644
--- a/docs/notes/学习笔记/机器学习/db1.md
+++ b/docs/notes/学习笔记/机器学习/db1.md
@@ -135,4 +135,4 @@ plt.show()
 
 ### 5. 完整代码下载
 
-链接: [https://github.com/db1-bot/mL-learning-notes](https://github.com/db1-bot/mL-learning-notes)
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+<RepoCard repo="db1-bot/mL-learning-notes"></RepoCard>
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