diff --git a/docs/markdown.md b/docs/markdown.md
index fc27e8f..e9b0dde 100644
--- a/docs/markdown.md
+++ b/docs/markdown.md
@@ -131,13 +131,11 @@ ___
 
 ### 代码
 
-```markdown
-
+````markdown
 ```javascript
 console.log("This is a block code")
 ```
-
-```
+````
 
 ```markdown
 ~~~css