diff --git a/api/ovdashboard_api/dav_file.py b/api/ovdashboard_api/dav_file.py
index 5a07fe7..c774a15 100644
--- a/api/ovdashboard_api/dav_file.py
+++ b/api/ovdashboard_api/dav_file.py
@@ -1,5 +1,6 @@
 import logging
 import time
+from dataclasses import dataclass
 from io import BytesIO
 from typing import Any, Optional
 
@@ -38,14 +39,14 @@ async def _get_buffer(
     return await buffer_inner(resource)
 
 
+@dataclass(frozen=True)
 class DavFile:
-    def __init__(self, remote_path: Any) -> None:
-        self.__remote_path = remote_path
+    remote_path: str
 
     @property
     async def __buffer(self) -> BytesIO:
         return await _get_buffer(
-            remote_path=self.__remote_path,
+            remote_path=self.remote_path,
             ttl_hash=_get_ttl_hash(20),
         )