diff --git a/src/deepgram/core/file.py b/src/deepgram/core/file.py
index 44b0d27c..ac9f097d 100644
--- a/src/deepgram/core/file.py
+++ b/src/deepgram/core/file.py
@@ -1,6 +1,6 @@
 # This file was auto-generated by Fern from our API Definition.
 
-from typing import IO, Dict, List, Mapping, Optional, Tuple, Union, cast
+from typing import IO, Dict, List, Mapping, Optional, Tuple, Union
 
 # File typing inspired by the flexibility of types within the httpx library
 # https://github.com/encode/httpx/blob/master/httpx/_types.py
@@ -49,19 +49,18 @@ def with_content_type(*, file: File, default_content_type: str) -> File:
     to the default_content_type value if not.
     """
     if isinstance(file, tuple):
-        if len(file) == 2:
-            filename, content = cast(Tuple[Optional[str], FileContent], file)  # type: ignore
+        file_len = len(file)
+        if file_len == 2:
+            filename, content = file  # type: ignore
             return (filename, content, default_content_type)
-        elif len(file) == 3:
-            filename, content, file_content_type = cast(Tuple[Optional[str], FileContent, Optional[str]], file)  # type: ignore
+        elif file_len == 3:
+            filename, content, file_content_type = file  # type: ignore
             out_content_type = file_content_type or default_content_type
             return (filename, content, out_content_type)
-        elif len(file) == 4:
-            filename, content, file_content_type, headers = cast(  # type: ignore
-                Tuple[Optional[str], FileContent, Optional[str], Mapping[str, str]], file
-            )
+        elif file_len == 4:
+            filename, content, file_content_type, headers = file  # type: ignore
             out_content_type = file_content_type or default_content_type
             return (filename, content, out_content_type, headers)
         else:
-            raise ValueError(f"Unexpected tuple length: {len(file)}")
+            raise ValueError(f"Unexpected tuple length: {file_len}")
     return (None, file, default_content_type)