diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 09c28e8..08406fc 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: setup
-      uses: actions/setup-go@v1
+      uses: actions/setup-go@v2
       with:
         go-version: 1.15
     - name: checkout
diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index b67abfd..c2806ff 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: setup
-      uses: actions/setup-go@v1
+      uses: actions/setup-go@v2
       with:
         go-version: 1.15
     - name: checkout
diff --git a/go.mod b/go.mod
index 084b029..12bd9df 100644
--- a/go.mod
+++ b/go.mod
@@ -10,7 +10,7 @@ replace (
 
 require (
 	github.com/coreos/bbolt v1.3.2 // indirect
-	github.com/coreos/etcd v3.4.14+incompatible
+	github.com/coreos/etcd v3.3.18+incompatible
 	github.com/coreos/go-semver v0.3.0 // indirect
 	github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e // indirect
 	github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f // indirect
@@ -28,7 +28,7 @@ require (
 	github.com/unistack-org/micro/v3 v3.0.2-0.20201129143054-8d6eb34aeeac
 	github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 // indirect
 	go.etcd.io/bbolt v1.3.5 // indirect
-	go.uber.org/zap v1.16.0
+	go.uber.org/zap v1.15.0
 	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
 	sigs.k8s.io/yaml v1.2.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 4456102..54fed22 100644
--- a/go.sum
+++ b/go.sum
@@ -347,8 +347,6 @@ go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee/go.mod h1:vJERXedbb3MVM5f9E
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.15.0 h1:ZZCA22JRF2gQE5FoNmhmrf7jeJJ2uhqDUNRYKm8dvmM=
 go.uber.org/zap v1.15.0/go.mod h1:Mb2vm2krFEG5DV0W9qcHBYFtp/Wku1cvYaqPsS/WYfc=
-go.uber.org/zap v1.16.0 h1:uFRZXykJGK9lLY4HtgSw44DnIcAM+kRBP7x5m+NpAOM=
-go.uber.org/zap v1.16.0/go.mod h1:MA8QOfq0BHJwdXa996Y4dYkAqRKB8/1K1QMMZVaNZjQ=
 golang.org/x/crypto v0.0.0-20180621125126-a49355c7e3f8/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190211182817-74369b46fc67/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=