diff --git a/docs/get_mdx_ldoce6_sounds.md b/docs/get_mdx_ldoce6_sounds.md
index b406931..104c700 100644
--- a/docs/get_mdx_ldoce6_sounds.md
+++ b/docs/get_mdx_ldoce6_sounds.md
@@ -55,4 +55,4 @@
 
 ## 参考
 
-[碎片化英语学习](https://zhuanlan.zhihu.com/p/25958302)
+  - [碎片化英语学习](https://zhuanlan.zhihu.com/p/25958302)