diff --git a/go.mod b/go.mod
index a4a5faf..122806e 100644
--- a/go.mod
+++ b/go.mod
@@ -45,7 +45,7 @@ require (
 	github.com/rubyist/circuitbreaker v2.2.1+incompatible
 	github.com/samuel/go-zookeeper v0.0.0-20190923202752-2cc03de413da // indirect
 	github.com/satori/go.uuid v1.2.0 // indirect
-	github.com/smallnest/libkv-etcdv3-store v1.1.5
+	github.com/smallnest/libkv-etcdv3-store v1.1.6
 	github.com/smallnest/quick v0.0.0-20200501131359-9534f3d77602
 	github.com/smallnest/valkeyrie v0.0.0-20191030065038-13edeca3d026
 	github.com/soheilhy/cmux v0.1.4
diff --git a/go.sum b/go.sum
index 8345e70..b9e5145 100644
--- a/go.sum
+++ b/go.sum
@@ -394,6 +394,8 @@ github.com/smallnest/libkv-etcdv3-store v1.1.4 h1:S7nbdf27EJb9rwCbANvbxUSqDbfE85
 github.com/smallnest/libkv-etcdv3-store v1.1.4/go.mod h1:VAzE2+HQwhZZanve7ObW+IFWdK0WMVoQhxmyuvLCfog=
 github.com/smallnest/libkv-etcdv3-store v1.1.5 h1:wo9jvbfDXoTmuBTOuGE68uDsBZBacXw/hl6mawYLDwo=
 github.com/smallnest/libkv-etcdv3-store v1.1.5/go.mod h1:VAzE2+HQwhZZanve7ObW+IFWdK0WMVoQhxmyuvLCfog=
+github.com/smallnest/libkv-etcdv3-store v1.1.6 h1:pXFpkS/gVaQLMrM5BW5qkgfpj0BNu/VCP1ZY0qF8a7I=
+github.com/smallnest/libkv-etcdv3-store v1.1.6/go.mod h1:VAzE2+HQwhZZanve7ObW+IFWdK0WMVoQhxmyuvLCfog=
 github.com/smallnest/quick v0.0.0-20200501131359-9534f3d77602 h1:BZz5dtx3R73N0PCSPBGFX+p09wPDvVujwFOGWgu4m80=
 github.com/smallnest/quick v0.0.0-20200501131359-9534f3d77602/go.mod h1:pCMr9YKzcruQNKA1483At0JJkkB2oTiw1wSXCcXgDCI=
 github.com/smallnest/valkeyrie v0.0.0-20191030065038-13edeca3d026 h1:2JZDSZUojMiRtgWzSyO7lZSxCKfTsItI2ilEGTBuSNc=
diff --git a/serverplugin/etcdv3.go b/serverplugin/etcdv3.go
index e54d7f1..b863e6a 100644
--- a/serverplugin/etcdv3.go
+++ b/serverplugin/etcdv3.go
@@ -71,7 +71,6 @@ func (p *EtcdV3RegisterPlugin) Start() error {
 		ticker := time.NewTicker(p.UpdateInterval)
 		go func() {
 			defer p.kv.Close()
-
 			// refresh service TTL
 			for {
 				select {
@@ -95,7 +94,7 @@ func (p *EtcdV3RegisterPlugin) Start() error {
 							meta := p.metas[name]
 							p.metasLock.RUnlock()
 
-							err = p.kv.Put(nodePath, []byte(meta), &store.WriteOptions{TTL: p.UpdateInterval * 2})
+							err = p.kv.Put(nodePath, []byte(meta), &store.WriteOptions{TTL: p.UpdateInterval + time.Second})
 							if err != nil {
 								log.Errorf("cannot re-create etcd path %s: %v", nodePath, err)
 							}
@@ -103,7 +102,7 @@ func (p *EtcdV3RegisterPlugin) Start() error {
 						} else {
 							v, _ := url.ParseQuery(string(kvPair.Value))
 							v.Set("tps", string(data))
-							p.kv.Put(nodePath, []byte(v.Encode()), &store.WriteOptions{TTL: p.UpdateInterval * 2})
+							p.kv.Put(nodePath, []byte(v.Encode()), &store.WriteOptions{TTL: p.UpdateInterval + time.Second})
 						}
 					}
 				}