diff --git a/go.mod b/go.mod
index 61ce25b5cd909ffb50298e35122eb78fde1365ea..c50f5a687c46919ab21f1257c1bc5f4818df4aba 100644
--- a/go.mod
+++ b/go.mod
@@ -2,13 +2,35 @@ module github.com/apache/dubbo-go
 
 require (
 	github.com/apache/dubbo-go-hessian2 v1.2.5-0.20190731020727-1697039810c8
+	github.com/coreos/bbolt v1.3.3 // indirect
+	github.com/coreos/etcd v3.3.13+incompatible
+	github.com/coreos/go-semver v0.3.0 // indirect
+	github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f // indirect
+	github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f // indirect
+	github.com/dgrijalva/jwt-go v3.2.0+incompatible // indirect
 	github.com/dubbogo/getty v1.2.2
 	github.com/dubbogo/gost v1.1.1
+	github.com/gogo/protobuf v1.2.1 // indirect
+	github.com/google/btree v1.0.0 // indirect
+	github.com/grpc-ecosystem/go-grpc-middleware v1.0.0 // indirect
+	github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 // indirect
+	github.com/grpc-ecosystem/grpc-gateway v1.9.5 // indirect
+	github.com/jonboulle/clockwork v0.1.0 // indirect
+	github.com/juju/errors v1.0.0-20190207033735-e65537c515d7
 	github.com/magiconair/properties v1.8.1
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.1 // indirect
 	github.com/pkg/errors v0.8.1
+	github.com/prometheus/client_golang v1.1.0 // indirect
 	github.com/samuel/go-zookeeper v0.0.0-20180130194729-c4fab1ac1bec
+	github.com/soheilhy/cmux v0.1.4 // indirect
 	github.com/stretchr/testify v1.3.0
+	github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 // indirect
+	github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 // indirect
+	go.etcd.io/etcd v3.3.13+incompatible
 	go.uber.org/atomic v1.4.0
 	go.uber.org/zap v1.10.0
+	golang.org/x/time v0.0.0-20190513212739-9d24e82272b4 // indirect
+	google.golang.org/grpc v1.22.1
 	gopkg.in/yaml.v2 v2.2.2
 )
diff --git a/go.sum b/go.sum
index 7718fce852388f9fa896b891924a0662de6c157f..c1f80ece5369f060df00fc5a66c80055e23c88d7 100644
--- a/go.sum
+++ b/go.sum
@@ -1,42 +1,182 @@
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+github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/apache/dubbo-go-hessian2 v1.2.5-0.20190731020727-1697039810c8 h1:7zJlM+8bpCAUhv03TZnXkT4MLlLWng1s7An8CLuN73E=
 github.com/apache/dubbo-go-hessian2 v1.2.5-0.20190731020727-1697039810c8/go.mod h1:LWnndnrFXZmJLAzoyNAPNHSIJ1KOHVkTSsHgC3YYWlo=
+github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
+github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
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diff --git a/remoting/etcdv3/client.go b/remoting/etcdv3/client.go
index 224b12e8a00fbae2e940d338386994e4df1bf409..65b70999e9d67ce14819513fedae70c643d2454f 100644
--- a/remoting/etcdv3/client.go
+++ b/remoting/etcdv3/client.go
@@ -11,8 +11,8 @@ import (
 )
 import (
 	"github.com/coreos/etcd/clientv3"
+	"github.com/coreos/etcd/clientv3/concurrency"
 	"github.com/juju/errors"
-	"go.etcd.io/etcd/clientv3/concurrency"
 	"google.golang.org/grpc"
 )