diff --git a/README.md b/README.md
index 3e8590c..4614e35 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
 
 ## 📋 Requirements
 
-- Go 1.20+
+- Go 1.21+
 
 ## 🚀 Install
 
diff --git a/go.mod b/go.mod
index abe8715..cb4ab8f 100644
--- a/go.mod
+++ b/go.mod
@@ -1,13 +1,12 @@
 module github.com/libgox/spring-cloud-go
 
-go 1.20
+go 1.21
 
 require (
 	github.com/libgox/addr v0.2.0
 	github.com/libgox/gocollections v0.1.1
-	github.com/protocol-laboratory/zookeeper-client-go v0.1.2
+	github.com/protocol-laboratory/zookeeper-client-go v0.3.0
 	github.com/stretchr/testify v1.9.0
-	golang.org/x/exp v0.0.0-20240823005443-9b4947da3948
 )
 
 require (
diff --git a/go.sum b/go.sum
index c3ff78d..98bc359 100644
--- a/go.sum
+++ b/go.sum
@@ -8,12 +8,10 @@ github.com/libgox/gocollections v0.1.1 h1:u102d/xMBF+8Cf/5UuFpcM/iP0NgvWlOR9tVo1
 github.com/libgox/gocollections v0.1.1/go.mod h1:Y4udpR8lStv1f67hVWbMCrcTyTvf98bFFsu/ZXvAvZ0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/protocol-laboratory/zookeeper-client-go v0.1.2 h1:iVJkj7UaRvOStjnUzXFPX5btRnauZWKizNfzfi8/TXU=
-github.com/protocol-laboratory/zookeeper-client-go v0.1.2/go.mod h1:xFuvgUWIcZtATIPd//XjcND0nIqPmUpyrTE15LPw8ZE=
+github.com/protocol-laboratory/zookeeper-client-go v0.3.0 h1:hZ/5jkci/AeIGHkamPuIqm8gdN182MKtZQCdGsYbICY=
+github.com/protocol-laboratory/zookeeper-client-go v0.3.0/go.mod h1:ZqjAsxIOGdiyAREKHZZ0giHqvZo6Xswlc6ORBXuevAg=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-golang.org/x/exp v0.0.0-20240823005443-9b4947da3948 h1:kx6Ds3MlpiUHKj7syVnbp57++8WpuKPcR5yjLBjvLEA=
-golang.org/x/exp v0.0.0-20240823005443-9b4947da3948/go.mod h1:akd2r19cwCdwSwWeIdzYQGa/EZZyqcOdwWiwj5L5eKQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
diff --git a/spring_cloud_client.go b/spring_cloud_client.go
index 0b16b5e..8e07007 100644
--- a/spring_cloud_client.go
+++ b/spring_cloud_client.go
@@ -8,6 +8,7 @@ import (
 	"encoding/xml"
 	"fmt"
 	"io"
+	"log/slog"
 	"net"
 	"net/http"
 	"net/textproto"
@@ -15,7 +16,6 @@ import (
 	"time"
 
 	"github.com/libgox/gocollections/syncx"
-	"golang.org/x/exp/slog"
 )
 
 const (
diff --git a/zookeeper_discovery.go b/zookeeper_discovery.go
index 3db59d9..4d77e06 100644
--- a/zookeeper_discovery.go
+++ b/zookeeper_discovery.go
@@ -3,13 +3,13 @@ package springcloud
 import (
 	"encoding/json"
 	"fmt"
+	"log/slog"
 	"runtime"
 	"strings"
 	"time"
 
 	"github.com/libgox/gocollections/syncx"
 	"github.com/protocol-laboratory/zookeeper-client-go/zk"
-	"golang.org/x/exp/slog"
 )
 
 type ZooKeeperDiscoveryConfig struct {