diff --git a/kafka/coordinator/base.py b/kafka/coordinator/base.py
index 25dd00065..74d61e935 100644
--- a/kafka/coordinator/base.py
+++ b/kafka/coordinator/base.py
@@ -292,7 +292,7 @@ def _send_join_group_request(self):
 
     def _failed_request(self, node_id, request, future, error):
         log.error('Error sending %s to node %s [%s]',
-                  request.__class__.__name__, node_id, error)
+                  request.__class__.__name__, node_id,  type(error).__name__)
         # Marking coordinator dead
         # unless the error is caused by internal client pipelining
         if not isinstance(error, (Errors.NodeNotReadyError,