diff --git a/aio_pika/channel.py b/aio_pika/channel.py
index 25bab2af..888c905b 100644
--- a/aio_pika/channel.py
+++ b/aio_pika/channel.py
@@ -93,6 +93,7 @@ async def close(self, exc=None):
 
         # noinspection PyTypeChecker
         channel = self._channel  # type: aiormq.Channel
+        channel.on_return_callbacks.remove(self._on_return)
         self._channel = ()
         await channel.close()