diff --git a/bin_test/fst.cc b/bin_test/fst.cc
index 5364d29..92ab5e8 100644
--- a/bin_test/fst.cc
+++ b/bin_test/fst.cc
@@ -21,8 +21,6 @@ int main() {
     // 设置终止状态
     fst.SetFinal(2, 3.5);  // 设置状态2为终止状态，权重为3.5
 
-    // 输出 FST 的文本表示
-    fst.Write("example.fst");
 
     return 0;
 }
\ No newline at end of file
diff --git a/cmake-local/openfst.cmake b/cmake-local/openfst.cmake
index f6d5892..c404422 100644
--- a/cmake-local/openfst.cmake
+++ b/cmake-local/openfst.cmake
@@ -1,11 +1,16 @@
 # We can't build glog with gflags, unless gflags is pre-installed.
 # If build glog with pre-installed gflags, there will be conflict.
-#message(STATUS "${BoldGreen}glog: ${glog_SOURCE_DIR}${ColourReset}")
+message(STATUS "${BoldGreen}CMAKE_CURRENT_SOURCE_DIR: ${CMAKE_CURRENT_SOURCE_DIR}${ColourReset}")
 
 set(openfst_BUILD "${LIB_BASE_DIR}/openfst-build")
 if(NOT EXISTS ${openfst_BUILD})
     # install openfst
     #./configure --prefix=${openfst_SOURCE_DIR}/build --enable-static --disable-shared --with-pic
+    # patch补丁必须打，不然会报glog无法动态识别这个库的方法，导致链接不成功。
+    execute_process(
+            COMMAND cmake -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/patch/openfst ${LIB_BASE_DIR}/openfst-src
+            WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+    )
     execute_process(
             COMMAND ./configure --prefix=${openfst_BUILD}
             WORKING_DIRECTORY ${LIB_BASE_DIR}/openfst-src)
@@ -50,7 +55,6 @@ include_directories(${LIB_BASE_DIR}/openfst-src/src/include)
 message(STATUS "${BoldGreen}openfst_BINARY_DIR: ${openfst_BINARY_DIR}${ColourReset}")
 
 add_dependencies(fst gflags_nothreads_static glog::glog)
-#set_target_properties(fst PROPERTIES COMPILE_FLAGS "-fPIC")
 target_link_libraries(fst PUBLIC gflags_nothreads_static glog)
 
 list(APPEND third_party_libraries fst)
\ No newline at end of file
diff --git a/tmp_cmake/helloworld/openfst.cmake b/tmp_cmake/helloworld/openfst.cmake
index ac6f952..917f7bd 100644
--- a/tmp_cmake/helloworld/openfst.cmake
+++ b/tmp_cmake/helloworld/openfst.cmake
@@ -33,7 +33,7 @@ if(NOT ANDROID)
       URL_HASH      SHA256=e04e1dabcecf3a687ace699ccb43a8a27da385777a56e69da6e103344cc66bca
       #URL           https://github.com/kkm000/openfst/archive/refs/tags/win/1.6.5.1.tar.gz
       #URL_HASH      SHA256=02c49b559c3976a536876063369efc0e41ab374be1035918036474343877046e
-      PATCH_COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/patch/openfst ${openfst_SOURCE_DIR}
+      PATCH_COMMAND
     )
     FetchContent_MakeAvailable(openfst)
     add_dependencies(fst gflags glog)