diff --git a/contrib/registry/etcd/go.mod b/contrib/registry/etcd/go.mod
index 70038a535..9d42f69b1 100644
--- a/contrib/registry/etcd/go.mod
+++ b/contrib/registry/etcd/go.mod
@@ -4,7 +4,7 @@ go 1.16
 
 require (
 	github.com/go-kratos/kratos/v2 v2.6.1
-	go.etcd.io/etcd/client/v3 v3.5.5
+	go.etcd.io/etcd/client/v3 v3.5.8
 	google.golang.org/grpc v1.50.1
 )
 
diff --git a/contrib/registry/etcd/go.sum b/contrib/registry/etcd/go.sum
index 50d7723cb..7344b113a 100644
--- a/contrib/registry/etcd/go.sum
+++ b/contrib/registry/etcd/go.sum
@@ -142,25 +142,29 @@ github.com/sirupsen/logrus v1.6.0/go.mod h1:7uNnSEd1DgxDLC74fIahvMZmmYsHGZGEOFrf
 github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.7.1 h1:5TQK59W5E3v0r2duFAb7P95B6hEeOyEnHRa8MjYSMTY=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
+github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/tklauser/go-sysconf v0.3.9/go.mod h1:11DU/5sG7UexIrp/O6g35hrWzu0JxlwQ3LSFUzyeuhs=
 github.com/tklauser/numcpus v0.3.0/go.mod h1:yFGUr7TUHQRAhyqBcEg0Ge34zDBAsIvJJcyE6boqnA8=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
-go.etcd.io/etcd/api/v3 v3.5.5 h1:BX4JIbQ7hl7+jL+g+2j5UAr0o1bctCm6/Ct+ArBGkf0=
-go.etcd.io/etcd/api/v3 v3.5.5/go.mod h1:KFtNaxGDw4Yx/BA4iPPwevUTAuqcsPxzyX8PHydchN8=
-go.etcd.io/etcd/client/pkg/v3 v3.5.5 h1:9S0JUVvmrVl7wCF39iTQthdaaNIiAaQbmK75ogO6GU8=
-go.etcd.io/etcd/client/pkg/v3 v3.5.5/go.mod h1:ggrwbk069qxpKPq8/FKkQ3Xq9y39kbFR4LnKszpRXeQ=
-go.etcd.io/etcd/client/v3 v3.5.5 h1:q++2WTJbUgpQu4B6hCuT7VkdwaTP7Qz6Daak3WzbrlI=
-go.etcd.io/etcd/client/v3 v3.5.5/go.mod h1:aApjR4WGlSumpnJ2kloS75h6aHUmAyaPLjHMxpc7E7c=
+go.etcd.io/etcd/api/v3 v3.5.8 h1:Zf44zJszoU7zRV0X/nStPenegNXoFDWcB/MwrJbA+L4=
+go.etcd.io/etcd/api/v3 v3.5.8/go.mod h1:uyAal843mC8uUVSLWz6eHa/d971iDGnCRpmKd2Z+X8k=
+go.etcd.io/etcd/client/pkg/v3 v3.5.8 h1:tPp9YRn/UBFAHdhOQUII9eUs7aOK35eulpMhX4YBd+M=
+go.etcd.io/etcd/client/pkg/v3 v3.5.8/go.mod h1:y+CzeSmkMpWN2Jyu1npecjB9BBnABxGM4pN8cGuJeL4=
+go.etcd.io/etcd/client/v3 v3.5.8 h1:B6ngTKZSWWowHEoaucOKHQR/AtZKaoHLiUpWxOLG4l4=
+go.etcd.io/etcd/client/v3 v3.5.8/go.mod h1:idZYIPVkttBJBiRigkB5EM0MmEyx8jcl18zCV3F5noc=
 go.opentelemetry.io/otel v1.7.0/go.mod h1:5BdUoMIz5WEs0vt0CUEMtSSaTSHBBVwrhnz7+nrD5xk=
 go.opentelemetry.io/otel/sdk v1.7.0/go.mod h1:uTEOTwaqIVuTGiJN7ii13Ibp75wJmYUDe374q6cZwUU=
 go.opentelemetry.io/otel/trace v1.7.0/go.mod h1:fzLSB9nqR2eXzxPXb2JW9IKE+ScyXA48yyE4TNvoHqU=
@@ -319,8 +323,9 @@ gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0 h1:hjy8E9ON/egN1tAYqKb61G10WtihqetD4sz2H+8nIeA=
 gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 sigs.k8s.io/yaml v1.2.0/go.mod h1:yfXDCHCao9+ENCvLSE62v9VSji2MKu5jeNfTrofGhJc=