diff --git a/deploy/cpp_infer/readme.md b/deploy/cpp_infer/readme.md
index 7296936643af87817da40592753550fed9a7c8b5..66302a0114186306fde0572fca23aabd27620f95 100644
--- a/deploy/cpp_infer/readme.md
+++ b/deploy/cpp_infer/readme.md
@@ -103,17 +103,17 @@ make inference_lib_dist
 更多编译参数选项可以参考Paddle C++预测库官网：[https://www.paddlepaddle.org.cn/documentation/docs/zh/advanced_guide/inference_deployment/inference/build_and_install_lib_cn.html](https://www.paddlepaddle.org.cn/documentation/docs/zh/advanced_guide/inference_deployment/inference/build_and_install_lib_cn.html)。
 
 
-* 编译完成之后，可以在`build/fluid_inference_install_dir/`文件下看到生成了以下文件及文件夹。
+* 编译完成之后，可以在`build/paddle_inference_install_dir/`文件下看到生成了以下文件及文件夹。
 
 ```
-build/fluid_inference_install_dir/
+build/paddle_inference_install_dir/
 |-- CMakeCache.txt
 |-- paddle
 |-- third_party
 |-- version.txt
 ```
 
-其中`paddle`就是之后进行C++预测时所需的Paddle库，`version.txt`中包含当前预测库的版本信息。
+其中`paddle`就是C++预测所需的Paddle库，`version.txt`中包含当前预测库的版本信息。
 
 #### 1.2.2 直接下载安装
 
diff --git a/deploy/cpp_infer/tools/config.txt b/deploy/cpp_infer/tools/config.txt
index 40beea3a2e6f0260a42202d6411ffb10907bf871..95d7989bfc06a9e061874a824d070ca60bc3848d 100644
--- a/deploy/cpp_infer/tools/config.txt
+++ b/deploy/cpp_infer/tools/config.txt
@@ -11,10 +11,15 @@ max_side_len  960
 det_db_thresh  0.3
 det_db_box_thresh  0.5
 det_db_unclip_ratio  2.0
-det_model_dir  ./inference/det_db
+det_model_dir  ./inference/ch__ppocr_mobile_v2.0_det_infer/
+
+# cls config
+use_angle_cls 0
+cls_model_dir  ./inference/ch_ppocr_mobile_v2.0_cls_infer/
+cls_thresh  0.9
 
 # rec config
-rec_model_dir  ./inference/rec_crnn
+rec_model_dir  ./inference/ch_ppocr_mobile_v2.0_rec_infer/
 char_list_file ../../ppocr/utils/ppocr_keys_v1.txt
 
 # show the detection results