diff --git a/odm_preprocess.py b/odm_preprocess.py
index 557a5a9..7362a22 100644
--- a/odm_preprocess.py
+++ b/odm_preprocess.py
@@ -115,7 +115,7 @@ class ImagePreprocessor:
         output_drive = os.path.splitdrive(
             os.path.abspath(self.config.output_dir))[0]
         if not output_drive:  # 处理Linux/Unix路径
-            output_drive = '/'
+            output_drive = '/home'
 
         disk_usage = psutil.disk_usage(output_drive)
         free_space = disk_usage.free