diff --git a/libs/genai/langchain_google_genai/_image_utils.py b/libs/genai/langchain_google_genai/_image_utils.py
index 4fabcd84..35835778 100644
--- a/libs/genai/langchain_google_genai/_image_utils.py
+++ b/libs/genai/langchain_google_genai/_image_utils.py
@@ -8,8 +8,8 @@
 from typing import Any, Dict
 from urllib.parse import urlparse
 
+import filetype  # type: ignore[import]
 import requests
-import filetype
 from google.ai.generativelanguage_v1beta.types import Part
 
 
@@ -88,7 +88,7 @@ def load_part(self, image_string: str) -> Part:
             raise ValueError(msg)
 
         inline_data: Dict[str, Any] = {"data": bytes_}
-        
+
         mime_type, _ = mimetypes.guess_type(image_string)
         if not mime_type:
             kind = filetype.guess(bytes_)