diff --git a/registry/zookeeper/listener.go b/registry/zookeeper/listener.go
index 355e7c18f571d5a61c5233f10c2f9f07c8dc6d53..54edd9cc12c9d92eceeab4a5bc449e83c2f91f73 100644
--- a/registry/zookeeper/listener.go
+++ b/registry/zookeeper/listener.go
@@ -155,6 +155,7 @@ func (l *RegistryConfigurationListener) Close() {
 		l.registry.WaitGroup().Done()
 	})
 }
+
 // valid return the true if the client conn isn't nil
 func (l *RegistryConfigurationListener) valid() bool {
 	return l.client.ZkConnValid()
diff --git a/registry/zookeeper/registry.go b/registry/zookeeper/registry.go
index 9d74aa9d6ec477a379eeb64131c53215bbb93214..8682806d0a6c3e6e6d6555f96b18c9560d8b1d36 100644
--- a/registry/zookeeper/registry.go
+++ b/registry/zookeeper/registry.go
@@ -232,6 +232,5 @@ func (r *zkRegistry) getListener(conf *common.URL) (*RegistryConfigurationListen
 
 	go r.listener.ListenServiceEvent(fmt.Sprintf("/dubbo/%s/"+constant.DEFAULT_CATEGORY, url.QueryEscape(conf.Service())), r.dataListener)
 
-
 	return zkListener, nil
 }