diff --git a/.gitignore b/.gitignore
index 25a58bc67..3e09f6e38 100644
--- a/.gitignore
+++ b/.gitignore
@@ -87,3 +87,4 @@ other/java/hdfs/dependency-reduced-pom.xml
 
 # binary file
 weed/weed
+weed/mq/client/cmd/weed_pub/weed_pub
diff --git a/weed/mq/client/pub_client/lookup.go b/weed/mq/client/pub_client/lookup.go
index 8e279fb0b..a0b4298d1 100644
--- a/weed/mq/client/pub_client/lookup.go
+++ b/weed/mq/client/pub_client/lookup.go
@@ -78,6 +78,7 @@ func (p *TopicPublisher) doConnect(partition *mq_pb.Partition, brokerAddress str
 					RangeStart: partition.RangeStart,
 					RangeStop:  partition.RangeStop,
 				},
+				AckInterval: 128,
 			},
 		},
 	}); err != nil {