diff --git a/pkg/discoveryregistry/zookeeper/discover.go b/pkg/discoveryregistry/zookeeper/discover.go
index 413b15e9f..4404be4cf 100644
--- a/pkg/discoveryregistry/zookeeper/discover.go
+++ b/pkg/discoveryregistry/zookeeper/discover.go
@@ -71,7 +71,6 @@ func (s *ZkClient) GetConnsRemote(serviceName string) (conns []resolver.Address,
 
 func (s *ZkClient) GetConns(ctx context.Context, serviceName string, opts ...grpc.DialOption) ([]*grpc.ClientConn, error) {
 	s.lock.Lock()
-	defer s.lock.Unlock()
 	opts = append(s.options, opts...)
 	conns := s.localConns[serviceName]
 	if len(conns) == 0 {
@@ -82,6 +81,7 @@ func (s *ZkClient) GetConns(ctx context.Context, serviceName string, opts ...grp
 		}
 		s.localConns[serviceName] = conns
 	}
+	s.lock.Unlock()
 	var ret []*grpc.ClientConn
 	for _, conn := range conns {
 		c, err := grpc.DialContext(ctx, conn.Addr, append(s.options, opts...)...)
@@ -94,9 +94,8 @@ func (s *ZkClient) GetConns(ctx context.Context, serviceName string, opts ...grp
 }
 
 func (s *ZkClient) GetConn(ctx context.Context, serviceName string, opts ...grpc.DialOption) (*grpc.ClientConn, error) {
-	// newOpts := append(s.options, grpc.WithDefaultServiceConfig(fmt.Sprintf(`{"LoadBalancingPolicy": "%s"}`, s.balancerName)))
-	// return grpc.DialContext(ctx, fmt.Sprintf("%s:///%s", s.scheme, serviceName), append(newOpts, opts...)...)
-	return grpc.DialContext(ctx, fmt.Sprintf("%s:///%s", s.scheme, serviceName), append(s.options, opts...)...)
+	newOpts := append(s.options, grpc.WithDefaultServiceConfig(fmt.Sprintf(`{"LoadBalancingPolicy": "%s"}`, s.balancerName)))
+	return grpc.DialContext(ctx, fmt.Sprintf("%s:///%s", s.scheme, serviceName), append(newOpts, opts...)...)
 }
 
 func (s *ZkClient) GetFirstConn(ctx context.Context, serviceName string, opts ...grpc.DialOption) (*grpc.ClientConn, error) {
diff --git a/pkg/discoveryregistry/zookeeper/resolver.go b/pkg/discoveryregistry/zookeeper/resolver.go
index 7296a590c..0a7a7e191 100644
--- a/pkg/discoveryregistry/zookeeper/resolver.go
+++ b/pkg/discoveryregistry/zookeeper/resolver.go
@@ -3,7 +3,6 @@ package openKeeper
 import (
 	"context"
 	"strings"
-	"sync"
 
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/log"
 	"google.golang.org/grpc/resolver"
@@ -13,7 +12,6 @@ type Resolver struct {
 	target resolver.Target
 	cc     resolver.ClientConn
 	addrs  []resolver.Address
-	lock   sync.RWMutex
 
 	getConnsRemote func(serviceName string) (conns []resolver.Address, err error)
 }
@@ -25,9 +23,7 @@ func (r *Resolver) ResolveNow(o resolver.ResolveNowOptions) {
 		log.ZError(context.Background(), "resolve now error", err, "target", r.target)
 		return
 	}
-	r.lock.Lock()
 	r.addrs = newConns
-	r.lock.Unlock()
 	r.cc.UpdateState(resolver.State{Addresses: r.addrs})
 }
 
diff --git a/pkg/discoveryregistry/zookeeper/zk.go b/pkg/discoveryregistry/zookeeper/zk.go
index de110410f..302a9a788 100644
--- a/pkg/discoveryregistry/zookeeper/zk.go
+++ b/pkg/discoveryregistry/zookeeper/zk.go
@@ -103,8 +103,8 @@ func NewClient(zkServers []string, zkRoot string, options ...ZkOption) (*ZkClien
 	resolver.Register(client)
 	var wg sync.WaitGroup
 	wg.Add(2)
-	go client.refresh(&wg)
-	go client.watch(&wg)
+	// go client.refresh(&wg)
+	// go client.watch(&wg)
 	wg.Wait()
 	return client, nil
 }