diff --git a/src/d2py/utils/file.py b/src/d2py/utils/file.py
index f914f0f0..72df89fe 100644
--- a/src/d2py/utils/file.py
+++ b/src/d2py/utils/file.py
@@ -4,7 +4,7 @@
 logger = logging.getLogger(__name__)
 
 
-def mkdir(root: str|Path, mode=777, parents=True, exist_ok=True):
+def mkdir(root: str|Path, mode=0o755, parents=True, exist_ok=True):
     """创建文件夹"""
     root = Path(root)
     if not root.exists():