diff --git a/streamtg.py b/streamtg.py
index b9c35f1..660da4e 100644
--- a/streamtg.py
+++ b/streamtg.py
@@ -131,7 +131,7 @@ async def handler(request):
             if tmp_offset > size:
                 tmp_offset -= size
                 continue
-            async for chunk in client._iter_download(i, offset=tmp_offset, msg_data=(chat_id, i.id)):
+            async for chunk in client._iter_download(i, offset=tmp_offset, limit=131072, msg_data=(chat_id, i.id)):
                 yield chunk[:tmp_length]
                 tmp_length -= len(chunk)
                 if tmp_length < 1: