diff --git a/storage3/_async/file_api.py b/storage3/_async/file_api.py
index c5b906df..26c95a48 100644
--- a/storage3/_async/file_api.py
+++ b/storage3/_async/file_api.py
@@ -164,7 +164,11 @@ async def list(
         """
         extra_options = options or {}
         extra_headers = {"Content-Type": "application/json"}
-        body = {**DEFAULT_SEARCH_OPTIONS, **extra_options, "prefix": path or ""}
+        body = {
+            **DEFAULT_SEARCH_OPTIONS,
+            **extra_options,
+            "prefix": path or "",
+        }
         response = await self._request(
             "POST",
             f"/object/list/{self.id}",
@@ -196,7 +200,10 @@ async def download(self, path: str, options: TransformOptions = {}) -> bytes:
         return response.content
 
     async def upload(
-        self, path: str, file: Union[str, Path], file_options: Optional[dict] = None
+        self,
+        path: str,
+        file: Union[BufferedReader, bytes, FileIO, str, Path],
+        file_options: Optional[dict] = None,
     ) -> Response:
         """
         Uploads a file to an existing bucket.
@@ -213,7 +220,11 @@ async def upload(
         """
         if file_options is None:
             file_options = {}
-        headers = {**self._client.headers, **DEFAULT_FILE_OPTIONS, **file_options}
+        headers = {
+            **self._client.headers,
+            **DEFAULT_FILE_OPTIONS,
+            **file_options,
+        }
         filename = path.rsplit("/", maxsplit=1)[-1]
 
         if (
@@ -225,7 +236,13 @@ async def upload(
             files = {"file": (filename, file, headers.pop("content-type"))}
         else:
             # str or pathlib.path received
-            files = {"file": (filename, open(file, "rb"), headers.pop("content-type"))}
+            files = {
+                "file": (
+                    filename,
+                    open(file, "rb"),
+                    headers.pop("content-type"),
+                )
+            }
 
         _path = self._get_final_path(path)
 
diff --git a/storage3/_sync/file_api.py b/storage3/_sync/file_api.py
index 4f5da05f..657bdfed 100644
--- a/storage3/_sync/file_api.py
+++ b/storage3/_sync/file_api.py
@@ -196,7 +196,10 @@ def download(self, path: str, options: TransformOptions = {}) -> bytes:
         return response.content
 
     def upload(
-        self, path: str, file: Union[str, Path], file_options: Optional[dict] = None
+        self,
+        path: str,
+        file: Union[BufferedReader, bytes, FileIO, str, Path],
+        file_options: Optional[dict] = None,
     ) -> Response:
         """
         Uploads a file to an existing bucket.