diff --git a/internal/configs/api_config.go b/internal/configs/api_config.go
index ab49df3..83cf967 100644
--- a/internal/configs/api_config.go
+++ b/internal/configs/api_config.go
@@ -9,7 +9,8 @@ import (
 // APIConfig 节点API配置
 type APIConfig struct {
 	RPC struct {
-		Endpoints []string `yaml:"endpoints"`
+		Endpoints     []string `yaml:"endpoints"`
+		DisableUpdate bool     `yaml:"disableUpdate"`
 	} `yaml:"rpc"`
 	NodeId string `yaml:"nodeId"`
 	Secret string `yaml:"secret"`
@@ -30,7 +31,7 @@ func LoadAPIConfig() (*APIConfig, error) {
 	return config, nil
 }
 
-// 保存到文件
+// WriteFile 保存到文件
 func (this *APIConfig) WriteFile(path string) error {
 	data, err := yaml.Marshal(this)
 	if err != nil {
diff --git a/internal/configs/api_config_test.go b/internal/configs/api_config_test.go
index 795550e..d1c4bfb 100644
--- a/internal/configs/api_config_test.go
+++ b/internal/configs/api_config_test.go
@@ -1,11 +1,15 @@
-package configs
+package configs_test
 
-import "testing"
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/configs"
+	_ "github.com/iwind/TeaGo/bootstrap"
+	"testing"
+)
 
 func TestLoadAPIConfig(t *testing.T) {
-	config, err := LoadAPIConfig()
+	config, err := configs.LoadAPIConfig()
 	if err != nil {
 		t.Fatal(err)
 	}
-	t.Log(config)
+	t.Logf("%+v", config)
 }
diff --git a/internal/configs/cluster_config.go b/internal/configs/cluster_config.go
index 94b23d5..0eff4d1 100644
--- a/internal/configs/cluster_config.go
+++ b/internal/configs/cluster_config.go
@@ -1,10 +1,11 @@
 package configs
 
-// 集群配置
+// ClusterConfig 集群配置
 type ClusterConfig struct {
 	RPC struct {
-		Endpoints []string `yaml:"endpoints"`
+		Endpoints     []string `yaml:"endpoints"`
+		DisableUpdate bool     `yaml:"disableUpdate"`
 	} `yaml:"rpc"`
 	ClusterId string `yaml:"clusterId"`
-	Secret string `yaml:"secret"`
+	Secret    string `yaml:"secret"`
 }
diff --git a/internal/nodes/node.go b/internal/nodes/node.go
index 9566ccf..a348049 100644
--- a/internal/nodes/node.go
+++ b/internal/nodes/node.go
@@ -635,11 +635,13 @@ func (this *Node) checkClusterConfig() error {
 	if len(resp.Endpoints) == 0 {
 		resp.Endpoints = []string{}
 	}
-	apiConfig := &configs.APIConfig{
+	var apiConfig = &configs.APIConfig{
 		RPC: struct {
-			Endpoints []string `yaml:"endpoints"`
+			Endpoints     []string `yaml:"endpoints"`
+			DisableUpdate bool     `yaml:"disableUpdate"`
 		}{
-			Endpoints: resp.Endpoints,
+			Endpoints:     resp.Endpoints,
+			DisableUpdate: false,
 		},
 		NodeId: resp.UniqueId,
 		Secret: resp.Secret,
diff --git a/internal/nodes/task_sync_api_nodes.go b/internal/nodes/task_sync_api_nodes.go
index a2c6140..dbc8a92 100644
--- a/internal/nodes/task_sync_api_nodes.go
+++ b/internal/nodes/task_sync_api_nodes.go
@@ -63,6 +63,16 @@ func (this *SyncAPINodesTask) Stop() {
 }
 
 func (this *SyncAPINodesTask) Loop() error {
+	config, err := configs.LoadAPIConfig()
+	if err != nil {
+		return err
+	}
+
+	// 是否禁止自动升级
+	if config.RPC.DisableUpdate {
+		return nil
+	}
+
 	var tr = trackers.Begin("SYNC_API_NODES")
 	defer tr.End()
 
@@ -76,7 +86,7 @@ func (this *SyncAPINodesTask) Loop() error {
 		return err
 	}
 
-	newEndpoints := []string{}
+	var newEndpoints = []string{}
 	for _, node := range resp.ApiNodes {
 		if !node.IsOn {
 			continue
@@ -85,16 +95,12 @@ func (this *SyncAPINodesTask) Loop() error {
 	}
 
 	// 和现有的对比
-	config, err := configs.LoadAPIConfig()
-	if err != nil {
-		return err
-	}
 	if this.isSame(newEndpoints, config.RPC.Endpoints) {
 		return nil
 	}
 
 	// 测试是否有API节点可用
-	hasOk := this.testEndpoints(newEndpoints)
+	var hasOk = this.testEndpoints(newEndpoints)
 	if !hasOk {
 		return nil
 	}