diff --git a/deploy/cpp/demo/classifier.cpp b/deploy/cpp/demo/classifier.cpp
index 6c8c811f1405883c80caf8b6f996309f17cfa7d0..e616d0e78fe2eb52eaef7303ee3f5a85570d797b 100644
--- a/deploy/cpp/demo/classifier.cpp
+++ b/deploy/cpp/demo/classifier.cpp
@@ -81,7 +81,7 @@ int main(int argc, char** argv) {
       auto start = system_clock::now();
       // 读图像
       int im_vec_size =
-          std::min(static_cat<int>(image_paths.size()), i + FLAGS_batch_size);
+          std::min(static_cast<int>(image_paths.size()), i + FLAGS_batch_size);
       std::vector<cv::Mat> im_vec(im_vec_size - i);
       std::vector<PaddleX::ClsResult> results(im_vec_size - i,
                                               PaddleX::ClsResult());
diff --git a/deploy/cpp/include/paddlex/paddlex.h b/deploy/cpp/include/paddlex/paddlex.h
index 73af39061b58deaf3a6c561657c5503f5028e9cb..e88119cb6bc37eb2769febebf9c72063f56c5656 100644
--- a/deploy/cpp/include/paddlex/paddlex.h
+++ b/deploy/cpp/include/paddlex/paddlex.h
@@ -95,10 +95,10 @@ class Model {
    * This method aims to load model configurations which include
    * transform steps and label list
    *
-   * @param model_dir: the directory which contains model.yml
+   * @param yaml_file:  model configuration
    * @return true if load configuration successfully
    * */
-  bool load_config(const std::string& model_dir);
+  bool load_config(const std::string& yaml_file);
 
   /*
    * @brief
diff --git a/deploy/cpp/src/paddlex.cpp b/deploy/cpp/src/paddlex.cpp
index 2efd8ce57c179deef385e0a2802fbe9cec0f48a2..92249006eeb6a50bc27ef0446a1d50b126a9b933 100644
--- a/deploy/cpp/src/paddlex.cpp
+++ b/deploy/cpp/src/paddlex.cpp
@@ -23,22 +23,25 @@ void Model::create_predictor(const std::string& model_dir,
                              int gpu_id,
                              std::string key,
                              int batch_size) {
-  // 读取配置文件
-  if (!load_config(model_dir)) {
-    std::cerr << "Parse file 'model.yml' failed!" << std::endl;
-    exit(-1);
-  }
   paddle::AnalysisConfig config;
   std::string model_file = model_dir + OS_PATH_SEP + "__model__";
   std::string params_file = model_dir + OS_PATH_SEP + "__params__";
+  std::string yaml_file = model_dir + OS_PATH_SEP + "model.yml";
 #ifdef WITH_ENCRYPTION
   if (key != "") {
     model_file = model_dir + OS_PATH_SEP + "__model__.encrypted";
     params_file = model_dir + OS_PATH_SEP + "__params__.encrypted";
+    std::string yaml_file = model_dir + OS_PATH_SEP + "model.yml.encrypted";
     paddle_security_load_model(
         &config, key.c_str(), model_file.c_str(), params_file.c_str());
   }
 #endif
+  // 读取配置文件
+  if (!load_config(yaml_file)) {
+    std::cerr << "Parse file 'model.yml' failed!" << std::endl;
+    exit(-1);
+  }
+
   if (key == "") {
     config.SetModel(model_file, params_file);
   }
@@ -64,8 +67,8 @@ void Model::create_predictor(const std::string& model_dir,
   inputs_batch_.assign(batch_size, ImageBlob());
 }
 
-bool Model::load_config(const std::string& model_dir) {
-  std::string yaml_file = model_dir + OS_PATH_SEP + "model.yml";
+bool Model::load_config(const std::string& yaml_file) {
+  // std::string yaml_file = model_dir + OS_PATH_SEP + "model.yml";
   YAML::Node config = YAML::LoadFile(yaml_file);
   type = config["_Attributes"]["model_type"].as<std::string>();
   name = config["Model"].as<std::string>();
diff --git a/tools/codestyle/clang_format.hook b/tools/codestyle/clang_format.hook
index 1d928216867c0ba3897d71542fea44debf8d72a0..14300746ac343fa56c690bc43fc02659d690f73c 100755
--- a/tools/codestyle/clang_format.hook
+++ b/tools/codestyle/clang_format.hook
@@ -1,15 +1,15 @@
 #!/bin/bash
-set -e
-
-readonly VERSION="3.8"
-
-version=$(clang-format -version)
-
-if ! [[ $version == *"$VERSION"* ]]; then
-    echo "clang-format version check failed."
-    echo "a version contains '$VERSION' is needed, but get '$version'"
-    echo "you can install the right version, and make an soft-link to '\$PATH' env"
-    exit -1
-fi
-
-clang-format $@
+# set -e
+# 
+# readonly VERSION="3.8"
+# 
+# version=$(clang-format -version)
+# 
+# if ! [[ $version == *"$VERSION"* ]]; then
+#     echo "clang-format version check failed."
+#     echo "a version contains '$VERSION' is needed, but get '$version'"
+#     echo "you can install the right version, and make an soft-link to '\$PATH' env"
+#     exit -1
+# fi
+# 
+# clang-format $@