diff --git a/i18n/zh/docusaurus-plugin-content-docs/current/user-guide/administration/performance-tuning-tips.md b/i18n/zh/docusaurus-plugin-content-docs/current/user-guide/administration/performance-tuning-tips.md
index 040d328a7..b3e5ceeec 100644
--- a/i18n/zh/docusaurus-plugin-content-docs/current/user-guide/administration/performance-tuning-tips.md
+++ b/i18n/zh/docusaurus-plugin-content-docs/current/user-guide/administration/performance-tuning-tips.md
@@ -73,7 +73,7 @@ experimental_write_cache_ttl = "8h"
 
 以下是一个例子：
 
-```toml
+
 ```toml
 [[region_engine]]
 [region_engine.mito]
@@ -93,7 +93,6 @@ selector_result_cache_size = "512MB"
 staging_size = "10GB"
 ```
 
-```
 
 
 对于 `v0.12` 之前的版本