From f4be45eb734a650f4a4402029905c34e68760318 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebasti=C3=A1n=20Ram=C3=ADrez?= <tiangolo@gmail.com>
Date: Fri, 20 Feb 2026 22:43:35 +0100
Subject: [PATCH] =?UTF-8?q?=E2=99=BB=EF=B8=8F=20Refactor=20UploadFile=20JS?=
 =?UTF-8?q?ON=20Schema=20to=20use=20contentMediaType=20(OpenAPI=203.1)?=
MIME-Version: 1.0
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---
 fastapi/datastructures.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fastapi/datastructures.py b/fastapi/datastructures.py
index c04b5f0f3..479e1a7c3 100644
--- a/fastapi/datastructures.py
+++ b/fastapi/datastructures.py
@@ -139,7 +139,7 @@ class UploadFile(StarletteUploadFile):
     def __get_pydantic_json_schema__(
         cls, core_schema: Mapping[str, Any], handler: GetJsonSchemaHandler
     ) -> dict[str, Any]:
-        return {"type": "string", "format": "binary"}
+        return {"type": "string", "contentMediaType": "application/octet-stream"}
 
     @classmethod
     def __get_pydantic_core_schema__(