diff --git a/docs/zh/06-advanced/06-TDgpt/06-dev/index.md b/docs/zh/06-advanced/06-TDgpt/06-dev/index.md
index b7f048cefc..8834dba7c6 100644
--- a/docs/zh/06-advanced/06-TDgpt/06-dev/index.md
+++ b/docs/zh/06-advanced/06-TDgpt/06-dev/index.md
@@ -21,7 +21,7 @@ Anode的主要目录结构如下图所示
 .
 ├── cfg
 ├── model
-│   └── ac_detection
+│   └── ad_detection
 ├── release
 ├── script
 └── taosanalytics