diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7d104365..6e573162 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -144,7 +144,7 @@ endif()
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
 
-if(NOT BUILD_SHARED_LIBS AND LINUX AND NOT APPLE)
+if(NOT BUILD_SHARED_LIBS AND CMAKE_SYSTEM_NAME STREQUAL Linux)
   if(SHERPA_ONNX_LINK_LIBSTDCPP_STATICALLY)
     message(STATUS "Link libstdc++ statically")
     set(CMAKE_CXX_FLAGS " ${CMAKE_CXX_FLAGS} -static-libstdc++ -static-libgcc ")
diff --git a/sherpa-onnx/csrc/CMakeLists.txt b/sherpa-onnx/csrc/CMakeLists.txt
index 8cc1feb6..386b81ba 100644
--- a/sherpa-onnx/csrc/CMakeLists.txt
+++ b/sherpa-onnx/csrc/CMakeLists.txt
@@ -122,7 +122,7 @@ if(SHERPA_ONNX_ENABLE_CHECK)
   endif()
 endif()
 
-if(NOT BUILD_SHARED_LIBS AND LINUX AND NOT APPLE)
+if(NOT BUILD_SHARED_LIBS AND CMAKE_SYSTEM_NAME STREQUAL Linux)
   target_link_libraries(sherpa-onnx-core -pthread -ldl)
 endif()