diff --git a/debug/accuracy_tools/ptdbg_ascend/README.md b/debug/accuracy_tools/ptdbg_ascend/README.md
index 85c65e11cab8636e2967f971757c4a2b74c9b525..950e6e1670b70e25a01a44aeceaa767fea22d604 100644
--- a/debug/accuracy_tools/ptdbg_ascend/README.md
+++ b/debug/accuracy_tools/ptdbg_ascend/README.md
@@ -178,7 +178,7 @@ ptdbg_ascend精度工具的安装方式包括：**下载whl包安装**和**源
 3. 配置安装环境。
 
    ```bash
-   cd tools/ptdbg_ascend
+   cd att/debug/accuracy_tools/ptdbg_ascend
    bash ./configure
    ```