diff --git a/client/src/telethon/_impl/mtsender/sender.py b/client/src/telethon/_impl/mtsender/sender.py
index 7dca7ffa..c7bcf428 100644
--- a/client/src/telethon/_impl/mtsender/sender.py
+++ b/client/src/telethon/_impl/mtsender/sender.py
@@ -247,6 +247,7 @@ class Sender:
             self._response_event.clear()
             await self._try_read()
             self._try_timeout_ping()
+            self._response_event.set()
             self._reading = False
         else:
             await self._response_event.wait()
@@ -282,8 +283,6 @@ class Sender:
                 if isinstance(request.state, Serialized):
                     request.state = Sent(request.state.msg_id, container_msg_id)
 
-            self._response_event.set()
-
     def _try_timeout_ping(self) -> None:
         current_time = asyncio.get_running_loop().time()