Update multipart.py

Dreamsorcerer · web-flow · commit 8f0f8ee90ba6 · 2026-01-02T22:01:52.000Z
diff --git a/aiohttp/multipart.py b/aiohttp/multipart.py
@@ -589,7 +589,7 @@ async def write(self, writer: AbstractStreamWriter) -> None:
         field = self._value
         chunk = await field.read_chunk(size=2**16)
         while chunk:
-            await writer.write(field.decode(chunk))
+            await writer.write(await field.decode(chunk))
             chunk = await field.read_chunk(size=2**16)
 
 
