diff --git a/lib/pages/setting/video_setting.dart b/lib/pages/setting/video_setting.dart
index 33b309c5..c5a16560 100644
--- a/lib/pages/setting/video_setting.dart
+++ b/lib/pages/setting/video_setting.dart
@@ -43,7 +43,7 @@ class _VideoSettingState extends State<VideoSetting> {
     videoSync =
         setting.get(SettingBoxKey.videoSync, defaultValue: 'display-resample');
     defaultCDNService = setting.get(SettingBoxKey.CDNService,
-        defaultValue: CDNService.ali.code);
+        defaultValue: CDNService.backupUrl.code);
   }
 
   @override
diff --git a/lib/pages/video/detail/widgets/header_control.dart b/lib/pages/video/detail/widgets/header_control.dart
index c2dfcbfd..e77d0672 100644
--- a/lib/pages/video/detail/widgets/header_control.dart
+++ b/lib/pages/video/detail/widgets/header_control.dart
@@ -78,7 +78,7 @@ class _HeaderControlState extends State<HeaderControl> {
     horizontalScreen =
         setting.get(SettingBoxKey.horizontalScreen, defaultValue: false);
     defaultCDNService = setting.get(SettingBoxKey.CDNService,
-        defaultValue: CDNService.ali.code);
+        defaultValue: CDNService.backupUrl.code);
     startClock();
   }
 
diff --git a/lib/utils/video_utils.dart b/lib/utils/video_utils.dart
index ae895bea..afa255f9 100644
--- a/lib/utils/video_utils.dart
+++ b/lib/utils/video_utils.dart
@@ -15,7 +15,7 @@ class VideoUtils {
     String? backupUrl;
     String? videoUrl;
     String defaultCDNService = GStorage.setting
-        .get(SettingBoxKey.CDNService, defaultValue: CDNService.ali.code);
+        .get(SettingBoxKey.CDNService, defaultValue: CDNService.backupUrl.code);
     if (item is AudioItem) {
       if (GStorage.setting
           .get(SettingBoxKey.disableAudioCDN, defaultValue: true)) {