diff --git a/speechx/CMakeLists.txt b/speechx/CMakeLists.txt
index dcb13a71..083e180d 100644
--- a/speechx/CMakeLists.txt
+++ b/speechx/CMakeLists.txt
@@ -24,8 +24,8 @@ get_filename_component(fc_patch "fc_patch" REALPATH BASE_DIR "${CMAKE_SOURCE_DIR
 set(FETCHCONTENT_BASE_DIR ${fc_patch})
 
 # compiler option
+# Keep the same with openfst, -fPIC or -fpic
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --std=c++14 -pthread -fPIC -O0 -Wall -g")
-
 SET(CMAKE_CXX_FLAGS_DEBUG "$ENV{CXXFLAGS} --std=c++14 -pthread -fPIC -O0 -Wall -g -ggdb")
 SET(CMAKE_CXX_FLAGS_RELEASE "$ENV{CXXFLAGS} --std=c++14 -pthread -fPIC -O3 -Wall")
 
@@ -60,9 +60,10 @@ include(absl)
 include(libsndfile)
 
 # boost
+# include(boost) # not work
 set(boost_SOURCE_DIR ${fc_patch}/boost-src)
 set(BOOST_ROOT ${boost_SOURCE_DIR})
-#find_package(boost REQUIRED PATHS ${BOOST_ROOT})
+# #find_package(boost REQUIRED PATHS ${BOOST_ROOT})
 
 # Eigen
 include(eigen)
@@ -76,26 +77,8 @@ add_dependencies(kenlm eigen boost)
 include(openblas)
 
 # openfst
-set(openfst_SOURCE_DIR ${fc_patch}/openfst-src)
-set(openfst_BINARY_DIR ${fc_patch}/openfst-build)
-set(openfst_PREFIX_DIR ${fc_patch}/openfst-subbuild/openfst-populate-prefix)
-ExternalProject_Add(openfst
-  URL               https://github.com/mjansche/openfst/archive/refs/tags/1.7.2.zip
-  URL_HASH          SHA256=ffc56931025579a8af3515741c0f3b0fc3a854c023421472c07ca0c6389c75e6
-  #PREFIX            ${openfst_PREFIX_DIR} 
-  SOURCE_DIR        ${openfst_SOURCE_DIR}
-  BINARY_DIR        ${openfst_BINARY_DIR}
-  CONFIGURE_COMMAND ${openfst_SOURCE_DIR}/configure --prefix=${openfst_PREFIX_DIR}
-                      "CPPFLAGS=-I${gflags_BINARY_DIR}/include -I${glog_SOURCE_DIR}/src -I${glog_BINARY_DIR}"
-                      "LDFLAGS=-L${gflags_BINARY_DIR} -L${glog_BINARY_DIR}"
-                      "LIBS=-lgflags_nothreads -lglog -lpthread"
-  COMMAND           ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/patch/openfst ${openfst_SOURCE_DIR}
-  BUILD_COMMAND     make -j 4
-)
+include(openfst)
 add_dependencies(openfst gflags glog)
-link_directories(${openfst_PREFIX_DIR}/lib)
-include_directories(${openfst_PREFIX_DIR}/include)
-
 
 
 # paddle lib
diff --git a/speechx/build.sh b/speechx/build.sh
index 3c63928e..b3406387 100755
--- a/speechx/build.sh
+++ b/speechx/build.sh
@@ -21,6 +21,7 @@ mkdir -p build
 cd build
 
 cmake .. -DBOOST_ROOT:STRING=${boost_SOURCE_DIR}
+#cmake .. 
 
 make -j1
 
diff --git a/speechx/cmake/external/boost.cmake b/speechx/cmake/external/boost.cmake
new file mode 100644
index 00000000..6bc97aad
--- /dev/null
+++ b/speechx/cmake/external/boost.cmake
@@ -0,0 +1,27 @@
+include(FetchContent)
+set(Boost_DEBUG ON)
+
+set(Boost_PREFIX_DIR ${fc_patch}/boost)
+set(Boost_SOURCE_DIR ${fc_patch}/boost-src)
+
+FetchContent_Declare(
+  Boost
+  URL      https://boostorg.jfrog.io/artifactory/main/release/1.75.0/source/boost_1_75_0.tar.gz
+  URL_HASH SHA256=aeb26f80e80945e82ee93e5939baebdca47b9dee80a07d3144be1e1a6a66dd6a
+  PREFIX            ${Boost_PREFIX_DIR}
+  SOURCE_DIR        ${Boost_SOURCE_DIR}
+)
+
+execute_process(COMMAND bootstrap.sh WORKING_DIRECTORY ${Boost_SOURCE_DIR})
+execute_process(COMMAND b2 WORKING_DIRECTORY ${Boost_SOURCE_DIR})
+
+FetchContent_MakeAvailable(Boost)
+
+message(STATUS "boost src dir: ${Boost_SOURCE_DIR}")
+message(STATUS "boost inc dir: ${Boost_INCLUDE_DIR}")
+message(STATUS "boost bin dir: ${Boost_BINARY_DIR}")
+
+set(BOOST_ROOT ${Boost_SOURCE_DIR})
+message(STATUS "boost root dir: ${BOOST_ROOT}")
+
+include_directories(${Boost_SOURCE_DIR})
\ No newline at end of file
diff --git a/speechx/cmake/external/glog.cmake b/speechx/cmake/external/glog.cmake
index 7bde9652..dcfd86c3 100644
--- a/speechx/cmake/external/glog.cmake
+++ b/speechx/cmake/external/glog.cmake
@@ -1,10 +1,8 @@
 include(FetchContent)
-
 FetchContent_Declare(
   glog
   URL      https://github.com/google/glog/archive/v0.4.0.zip
   URL_HASH SHA256=9e1b54eb2782f53cd8af107ecf08d2ab64b8d0dc2b7f5594472f3bd63ca85cdc
 )
 FetchContent_MakeAvailable(glog)
-
 include_directories(${glog_BINARY_DIR} ${glog_SOURCE_DIR}/src)
diff --git a/speechx/cmake/external/kenlm.cmake b/speechx/cmake/external/kenlm.cmake
index 61f9714b..17c76c3f 100644
--- a/speechx/cmake/external/kenlm.cmake
+++ b/speechx/cmake/external/kenlm.cmake
@@ -1,14 +1,10 @@
 include(FetchContent)
-
 FetchContent_Declare(
   kenlm
   GIT_REPOSITORY "https://github.com/kpu/kenlm.git"
   GIT_TAG "df2d717e95183f79a90b2fa6e4307083a351ca6a"
 )
-
 # https://github.com/kpu/kenlm/blob/master/cmake/modules/FindEigen3.cmake
 set(EIGEN3_INCLUDE_DIR ${Eigen3_SOURCE_DIR})
-
 FetchContent_MakeAvailable(kenlm)
-
 include_directories(${kenlm_SOURCE_DIR})
\ No newline at end of file
diff --git a/speechx/cmake/external/openfst.cmake b/speechx/cmake/external/openfst.cmake
new file mode 100644
index 00000000..07abb18e
--- /dev/null
+++ b/speechx/cmake/external/openfst.cmake
@@ -0,0 +1,19 @@
+include(FetchContent)
+set(openfst_SOURCE_DIR ${fc_patch}/openfst-src)
+set(openfst_BINARY_DIR ${fc_patch}/openfst-build)
+
+ExternalProject_Add(openfst
+  URL               https://github.com/mjansche/openfst/archive/refs/tags/1.7.2.zip
+  URL_HASH          SHA256=ffc56931025579a8af3515741c0f3b0fc3a854c023421472c07ca0c6389c75e6
+#   #PREFIX            ${openfst_PREFIX_DIR} 
+#   SOURCE_DIR        ${openfst_SOURCE_DIR}
+#   BINARY_DIR        ${openfst_BINARY_DIR}
+  CONFIGURE_COMMAND ${openfst_SOURCE_DIR}/configure --prefix=${openfst_PREFIX_DIR}
+                      "CPPFLAGS=-I${gflags_BINARY_DIR}/include -I${glog_SOURCE_DIR}/src -I${glog_BINARY_DIR}"
+                      "LDFLAGS=-L${gflags_BINARY_DIR} -L${glog_BINARY_DIR}"
+                      "LIBS=-lgflags_nothreads -lglog -lpthread"
+  COMMAND           ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/patch/openfst ${openfst_SOURCE_DIR}
+  BUILD_COMMAND     make -j 4
+)
+link_directories(${openfst_PREFIX_DIR}/lib)
+include_directories(${openfst_PREFIX_DIR}/include)