diff --git a/tencentcloud/resource_tc_cbs_disk_backup_test.go b/tencentcloud/resource_tc_cbs_disk_backup_test.go
index 5605cf40a7..35ae41c5ea 100644
--- a/tencentcloud/resource_tc_cbs_disk_backup_test.go
+++ b/tencentcloud/resource_tc_cbs_disk_backup_test.go
@@ -1,11 +1,51 @@
 package tencentcloud
 
 import (
+	"context"
 	"testing"
+	"time"
 
 	"github.com/hashicorp/terraform-plugin-sdk/helper/resource"
+	cbs "github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/cbs/v20170312"
 )
 
+func init() {
+	// go test -v ./tencentcloud -sweep=ap-guangzhou -sweep-run=tencentcloud_cbs_disk_backup
+	resource.AddTestSweepers("tencentcloud_cbs_disk_backup", &resource.Sweeper{
+		Name: "tencentcloud_cbs_disk_backup",
+		F: func(r string) error {
+			logId := getLogId(contextNil)
+			cli, _ := sharedClientForRegion(r)
+			request := cbs.NewDescribeDiskBackupsRequest()
+			resp, err := cli.(*TencentCloudClient).apiV3Conn.UseCbsClient().DescribeDiskBackups(request)
+			if err != nil {
+				return err
+			}
+			diskBuckups := resp.Response.DiskBackupSet
+			for _, diskBuckup := range diskBuckups {
+				created, err := time.Parse("2006-01-02 15:04:05", *diskBuckup.CreateTime)
+				if err != nil {
+					created = time.Now()
+				}
+				name := *diskBuckup.DiskBackupName
+				if isResourcePersist(name, &created) {
+					continue
+				}
+				buckupId := *diskBuckup.DiskBackupId
+				client := cli.(*TencentCloudClient).apiV3Conn
+				ctx := context.WithValue(context.TODO(), logIdKey, logId)
+				service := CbsService{client}
+				err = service.DeleteCbsDiskBackupById(ctx, buckupId)
+				if err != nil {
+					continue
+				}
+			}
+
+			return nil
+		},
+	})
+}
+
 func TestAccTencentCloudCbsDiskBackupResource_basic(t *testing.T) {
 	t.Parallel()