diff --git a/aiokafka/producer/sender.py b/aiokafka/producer/sender.py
index d9b57ba..85272ed 100644
--- a/aiokafka/producer/sender.py
+++ b/aiokafka/producer/sender.py
@@ -175,7 +175,7 @@ def _sender_routine(self):
         except (ProducerFenced, OutOfOrderSequenceNumber,
                 TransactionalIdAuthorizationFailed):
             raise
-        except Exception:  # pragma: no cover
+        except Exception as exc:  # pragma: no cover
             log.error("Unexpected error in sender routine", exc_info=True)
             if self._on_irrecoverable_error:
                 res = self._on_irrecoverable_error(exc)