diff --git a/pkg/builder/builder.go b/pkg/builder/builder.go
index fcc3fa5c80616215097c95d059f19aeb307c7052..4e5fa60c5b95fcc7e68301ca5ca2e7bc59f2260f 100644
--- a/pkg/builder/builder.go
+++ b/pkg/builder/builder.go
@@ -12,32 +12,32 @@
 package builder
 
 import (
-    "bufio"
-    "context"
-    "encoding/json"
-    "errors"
-    "fmt"
-    "io"
-    "os"
-    "os/exec"
-    "path/filepath"
-    "strings"
-
-    "gitee.com/openeuler/ktib/pkg/options"
-    cpier "github.com/containers/image/v5/copy"
-    v5manifest "github.com/containers/image/v5/manifest"
-
-    //"github.com/containers/image/v5/docker/reference"
-    "github.com/containers/image/v5/signature"
-    "github.com/containers/image/v5/transports/alltransports"
-    "github.com/containers/image/v5/types"
-    "github.com/containers/storage"
-    "github.com/containers/storage/pkg/archive"
-    "github.com/containers/storage/pkg/ioutils"
-    "github.com/opencontainers/go-digest"
-    v1 "github.com/opencontainers/image-spec/specs-go/v1"
-    "github.com/opencontainers/runtime-tools/generate"
-    "github.com/sirupsen/logrus"
+	"bufio"
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strings"
+
+	"gitee.com/openeuler/ktib/pkg/options"
+	cpier "github.com/containers/image/v5/copy"
+	v5manifest "github.com/containers/image/v5/manifest"
+
+	//"github.com/containers/image/v5/docker/reference"
+	"github.com/containers/image/v5/signature"
+	"github.com/containers/image/v5/transports/alltransports"
+	"github.com/containers/image/v5/types"
+	"github.com/containers/storage"
+	"github.com/containers/storage/pkg/archive"
+	"github.com/containers/storage/pkg/ioutils"
+	"github.com/opencontainers/go-digest"
+	v1 "github.com/opencontainers/image-spec/specs-go/v1"
+	"github.com/opencontainers/runtime-tools/generate"
+	"github.com/sirupsen/logrus"
 )
 
 const (
@@ -129,7 +129,7 @@ func FindBuilder(store storage.Store, name string) (*Builder, error) {
 	}
 	statefile := filepath.Join(cdir, stateFile)
 
-    buildstate, err := os.ReadFile(statefile)
+	buildstate, err := os.ReadFile(statefile)
 	if err != nil && os.IsNotExist(err) {
 		return nil, err
 	}
@@ -154,7 +154,7 @@ func FindAllBuilders(store storage.Store) ([]*Builder, error) {
 		if err != nil {
 			return nil, err
 		}
-        buildstate, err := os.ReadFile(filepath.Join(cdir, stateFile))
+		buildstate, err := os.ReadFile(filepath.Join(cdir, stateFile))
 		if err != nil && os.IsNotExist(err) {
 			return nil, err
 		}
@@ -346,7 +346,7 @@ func (b *Builder) Commit(exportTo string) error {
 			return fmt.Errorf("storing blob to file %v: %w", tar, err)
 		}
 		if err := wt.Flush(); err != nil {
-			return fmt.Errorf("Can not flush bufio: %w", err)
+			return fmt.Errorf("can not flush bufio: %v", err)
 		}
 		diffrdcloser.Close()
 
@@ -575,7 +575,7 @@ func (b *Builder) Run(args []string, ops options.RUNOption) error {
 	}
 	// Currently, the cni component is not supported to create container networks, so the host network is still used.
 	if err = g.RemoveLinuxNamespace("network"); err != nil {
-		return fmt.Errorf("error removing network namespace for run", err)
+		return fmt.Errorf("error removing network namespace for run: %v", err)
 	}
 	if err := b.Mount(""); err != nil {
 		return err
@@ -630,7 +630,7 @@ func (b *Builder) SetLabel(containerID string, labels map[string]string) error {
 	configPath := filepath.Join(configDir, "ktib.json")
 
 	// 读取配置文件
-    data, err := os.ReadFile(configPath)
+	data, err := os.ReadFile(configPath)
 	if err != nil {
 		return err
 	}
@@ -645,20 +645,34 @@ func (b *Builder) SetLabel(containerID string, labels map[string]string) error {
 	if config["Labels"] == nil {
 		config["Labels"] = make(map[string]string)
 	}
-	labelsMap := config["Labels"].(map[string]string)
+	// 获取现有标签
+	existingLabels := make(map[string]string)
+
+	if rawLabels, ok := config["Labels"].(map[string]interface{}); ok {
+		// JSON反序列化产生的类型
+		for k, v := range rawLabels {
+			existingLabels[k] = fmt.Sprintf("%v", v)
+		}
+	} else if stringLabels, ok := config["Labels"].(map[string]string); ok {
+		existingLabels = stringLabels
+	}
+
+	// 合并新标签
 	for key, value := range labels {
-		labelsMap[key] = value
+		existingLabels[key] = value
 	}
-	config["Labels"] = labelsMap
+
+	// 更新配置
+	config["Labels"] = existingLabels
 
 	// 更新配置文件
 	newData, err := json.Marshal(config)
 	if err != nil {
 		return err
 	}
-    if err := os.WriteFile(configPath, newData, 0644); err != nil {
-        return err
-    }
+	if err := os.WriteFile(configPath, newData, 0644); err != nil {
+		return err
+	}
 
 	fmt.Printf("成功为容器 %s 设置标签: %v\n", containerID, labels)
 	return nil