diff --git a/apps/common/utils/common.py b/apps/common/utils/common.py
index 66b6aee5c..a105d50c7 100644
--- a/apps/common/utils/common.py
+++ b/apps/common/utils/common.py
@@ -391,8 +391,6 @@ def static_or_direct(logo_path):
         return logo_path
 
 
-def make_dirs(name, mode=None, exist_ok=False):
+def make_dirs(name, mode=0o755, exist_ok=False):
     """ 默认权限设置为 0o755 """
-    if mode is None:
-        mode = 0o755
     return os.makedirs(name, mode=mode, exist_ok=exist_ok)