diff --git a/llvm-build/build.py b/llvm-build/build.py
index 0b43005266b30d50d95f77296fe84cd6f0ffe29f..f95a288491fd964a316a69d2ee1667208a302aad 100755
--- a/llvm-build/build.py
+++ b/llvm-build/build.py
@@ -249,8 +249,8 @@ class BuildConfig():
         parser.add_argument(
             '--build-python',
             action='store_true',
-            default=True,
-            help='Build Python (not using prebuilt one, currently effective for Windows and OHOS)')
+            default=False,
+            help='Build Python (not using prebuilt one, currently effective for OHOS)')
 
         parser.add_argument(
             '--build-ncurses',
@@ -3161,6 +3161,11 @@ def main():
             mingw_python_dir = llvm_core.get_mingw_python_dir()
             llvm_package.copy_python_to_host(mingw_python_dir, build_utils.merge_out_path('windows-x86_64'))
             llvm_package.copy_python_to_host(mingw_python_dir, windows64_install)
+        else:
+            mingw_python_dir = os.path.join(build_utils.buildtools_path, 'python3/windows-x86/3.11.4')
+            llvm_core.set_mingw_python_dir(mingw_python_dir)
+            llvm_package.copy_python_to_host(mingw_python_dir, build_utils.merge_out_path('windows-x86_64'))
+            llvm_package.copy_python_to_host(mingw_python_dir, windows64_install)
 
         if build_config.enable_lzma_7zip:
             build_utils.logger().info('build windows lzma')
@@ -3181,6 +3186,8 @@ def main():
 
         if build_config.build_python and windows_python_builder:
             llvm_package.set_mingw_python_dir(windows_python_builder.install_dir)
+        else:
+            llvm_package.set_mingw_python_dir(llvm_core.get_mingw_python_dir())
 
         if need_windows:
             llvm_package.package_operation(windows64_install, 'windows-x86_64')
diff --git a/llvm-build/env_prepare.sh b/llvm-build/env_prepare.sh
index e1393a461ba4c06b242090b984bf691944c550c3..7945ab3d533ee16475644ce45e1b7b5a2b68fcda 100755
--- a/llvm-build/env_prepare.sh
+++ b/llvm-build/env_prepare.sh
@@ -70,6 +70,7 @@ prebuilts/cmake,cmake-${linux_platform}
 prebuilts/clang/ohos/${host_platform}-${host_cpu},linux/clang_${linux_platform}
 prebuilts/python3,python-${linux_platform}
 prebuilts/python3,python-linux-arm64
+prebuilts/python3,python-mingw-x86
 prebuilts/build-tools/${host_platform}-x86/bin,gn-${linux_platform}
 prebuilts/build-tools/${host_platform}-x86/bin,ninja-${linux_platform}
 """