diff --git a/__pycache__/backend.cpython-39.pyc b/__pycache__/backend.cpython-39.pyc
index 367ec55..0fb80e0 100644
Binary files a/__pycache__/backend.cpython-39.pyc and b/__pycache__/backend.cpython-39.pyc differ
diff --git a/backend.py b/backend.py
index 988870d..a1d1a32 100644
--- a/backend.py
+++ b/backend.py
@@ -2033,7 +2033,7 @@ def chroot_and_repair_grub(mount_point: str, target_disk: str,
         # 如果所有 grub2-install 方法都失败，尝试手动复制 EFI 文件（针对 Secure Boot 问题）
         if not grub_install_success and "Secure Boot" in str(install_errors):
             log_info("grub2-install 不支持 Secure Boot，尝试手动安装 EFI 文件...")
-            success = _manual_install_efi_files(mount_point, efi_target, efi_grub_file, efi_boot_file, bootloader_id)
+            success = _manual_install_efi_files(mount_point, efi_target, efi_grub_file, efi_boot_file, efi_bootloader_id)
             if success:
                 grub_install_success = True
                 log_success("✓ 手动 EFI 文件安装成功")