diff --git a/deploy/cpp_infer/CMakeLists.txt b/deploy/cpp_infer/CMakeLists.txt
index bfffe1d6e380759bb79020783a49fc3c4f988b7b..f741d5e8db65d426704fcbc6c01540275fd3e2f9 100644
--- a/deploy/cpp_infer/CMakeLists.txt
+++ b/deploy/cpp_infer/CMakeLists.txt
@@ -38,10 +38,8 @@ endif()
 
 
 if (WIN32)
-  include_directories("${PADDLE_LIB}/paddle/fluid/inference")
   include_directories("${PADDLE_LIB}/paddle/include")
   link_directories("${PADDLE_LIB}/paddle/lib")
-  link_directories("${PADDLE_LIB}/paddle/fluid/inference")
   find_package(OpenCV REQUIRED PATHS ${OPENCV_DIR}/build/ NO_DEFAULT_PATH)
 
 else ()
diff --git a/deploy/cpp_infer/CMakeLists_det.txt b/deploy/cpp_infer/CMakeLists_det.txt
index cf37e88af4ce9d7b5acc5354add8cfcfed3332c8..4658321b78e0cb39b5f0bc778c98f6e2de5c83ef 100644
--- a/deploy/cpp_infer/CMakeLists_det.txt
+++ b/deploy/cpp_infer/CMakeLists_det.txt
@@ -38,10 +38,8 @@ endif()
 
 
 if (WIN32)
-  include_directories("${PADDLE_LIB}/paddle/fluid/inference")
   include_directories("${PADDLE_LIB}/paddle/include")
   link_directories("${PADDLE_LIB}/paddle/lib")
-  link_directories("${PADDLE_LIB}/paddle/fluid/inference")
   find_package(OpenCV REQUIRED PATHS ${OPENCV_DIR}/build/ NO_DEFAULT_PATH)
 
 else ()
diff --git a/deploy/cpp_infer/CMakeLists_rec.txt b/deploy/cpp_infer/CMakeLists_rec.txt
index 3174098e6c801ee249672d3b68231c82f8ba0d87..8363f773342df89c0043db131c1c112639936e6a 100644
--- a/deploy/cpp_infer/CMakeLists_rec.txt
+++ b/deploy/cpp_infer/CMakeLists_rec.txt
@@ -38,10 +38,8 @@ endif()
 
 
 if (WIN32)
-  include_directories("${PADDLE_LIB}/paddle/fluid/inference")
   include_directories("${PADDLE_LIB}/paddle/include")
   link_directories("${PADDLE_LIB}/paddle/lib")
-  link_directories("${PADDLE_LIB}/paddle/fluid/inference")
   find_package(OpenCV REQUIRED PATHS ${OPENCV_DIR}/build/ NO_DEFAULT_PATH)
 
 else ()
diff --git a/deploy/cpp_infer/CMakeLists_system.txt b/deploy/cpp_infer/CMakeLists_system.txt
index bfffe1d6e380759bb79020783a49fc3c4f988b7b..f741d5e8db65d426704fcbc6c01540275fd3e2f9 100644
--- a/deploy/cpp_infer/CMakeLists_system.txt
+++ b/deploy/cpp_infer/CMakeLists_system.txt
@@ -38,10 +38,8 @@ endif()
 
 
 if (WIN32)
-  include_directories("${PADDLE_LIB}/paddle/fluid/inference")
   include_directories("${PADDLE_LIB}/paddle/include")
   link_directories("${PADDLE_LIB}/paddle/lib")
-  link_directories("${PADDLE_LIB}/paddle/fluid/inference")
   find_package(OpenCV REQUIRED PATHS ${OPENCV_DIR}/build/ NO_DEFAULT_PATH)
 
 else ()
diff --git a/deploy/cpp_infer/include/ocr_det.h b/deploy/cpp_infer/include/ocr_det.h
index c86edeb6ab8fafd606381605c4a013a423fe890d..18318c9c4e37136db62c1338db1b58f82859f037 100644
--- a/deploy/cpp_infer/include/ocr_det.h
+++ b/deploy/cpp_infer/include/ocr_det.h
@@ -38,20 +38,15 @@ namespace PaddleOCR {
 
 class DBDetector {
 public:
-  explicit DBDetector(const std::string &model_dir,
-                      const bool &use_gpu=false,
-                      const int &gpu_id=0,
-                      const int &gpu_mem=4000,
-                      const int &cpu_math_library_num_threads=1,
-                      const bool &use_mkldnn=false,
-                      const int &max_side_len=960,
-                      const double &det_db_thresh=0.3,
-                      const double &det_db_box_thresh=0.5,
-                      const double &det_db_unclip_ratio=2.0,
-                      const bool &use_polygon_score=false,
-                      const bool &visualize=false,
-                      const bool &use_tensorrt=false, 
-                      const bool &use_fp16=false) {
+  explicit DBDetector(const std::string &model_dir, const bool &use_gpu,
+                      const int &gpu_id, const int &gpu_mem,
+                      const int &cpu_math_library_num_threads,
+                      const bool &use_mkldnn, const int &max_side_len,
+                      const double &det_db_thresh,
+                      const double &det_db_box_thresh,
+                      const double &det_db_unclip_ratio,
+                      const bool &use_polygon_score, const bool &visualize,
+                      const bool &use_tensorrt, const bool &use_fp16) {
     this->use_gpu_ = use_gpu;
     this->gpu_id_ = gpu_id;
     this->gpu_mem_ = gpu_mem;