diff --git a/src/fabledassistant/routes/images.py b/src/fabledassistant/routes/images.py
index 69cdae1..a4aec81 100644
--- a/src/fabledassistant/routes/images.py
+++ b/src/fabledassistant/routes/images.py
@@ -31,5 +31,5 @@ async def serve_image(image_id: int):
     return await send_file(
         file_path,
         mimetype=record.content_type,
-        max_age=86400,
+        cache_timeout=86400,
     )