diff --git a/melamine/classes.py b/melamine/classes.py
index 921ca97..c95c012 100644
--- a/melamine/classes.py
+++ b/melamine/classes.py
@@ -45,12 +45,12 @@ class ShredDir(AsyncObject):
 
     async def __init__(self, path: Path) -> None:
         self.absolute_path = path.resolve()
-        self.byte_size = sum(item.byte_size for item in self.contents)
         self.mount_point = find_mount(self.absolute_path)
         self.contents = await self._get_contents()
         self.mount_points = set(m for m in self.get_mount_points())
         self.mount_points.add(self.mount_point)
         self.fs_handler = mount_to_fs_handler(self.mount_point)
+        self.byte_size = sum(item.byte_size for item in self.contents)
 
     async def _get_contents(self) -> List:
         contents = []