diff --git a/weed/mq/sub_coordinator/consumer_group.go b/weed/mq/sub_coordinator/consumer_group.go
index f4938d539..882e7ddf9 100644
--- a/weed/mq/sub_coordinator/consumer_group.go
+++ b/weed/mq/sub_coordinator/consumer_group.go
@@ -53,7 +53,7 @@ func (cg *ConsumerGroup) onConsumerGroupInstanceChange(reason string) {
 		cg.reBalanceTimer = nil
 	}
 	cg.reBalanceTimer = time.AfterFunc(5*time.Second, func() {
-		cg.RebalanceConsumberGroupInstances(nil, reason)
+		cg.BalanceConsumerGroupInstances(nil, reason)
 		cg.reBalanceTimer = nil
 	})
 }
@@ -66,10 +66,10 @@ func (cg *ConsumerGroup) OnPartitionListChange(assignments []*mq_pb.BrokerPartit
 	for _, assignment := range assignments {
 		partitionSlotToBrokerList.AddBroker(assignment.Partition, assignment.LeaderBroker)
 	}
-	cg.RebalanceConsumberGroupInstances(partitionSlotToBrokerList, "partition list change")
+	cg.BalanceConsumerGroupInstances(partitionSlotToBrokerList, "partition list change")
 }
 
-func (cg *ConsumerGroup) RebalanceConsumberGroupInstances(knownPartitionSlotToBrokerList *pub_balancer.PartitionSlotToBrokerList, reason string) {
+func (cg *ConsumerGroup) BalanceConsumerGroupInstances(knownPartitionSlotToBrokerList *pub_balancer.PartitionSlotToBrokerList, reason string) {
 	glog.V(0).Infof("rebalance consumer group %s due to %s", cg.topic.String(), reason)
 
 	// collect current topic partitions