diff --git a/docs/assets/ts/artplayer.d.ts b/docs/assets/ts/artplayer.d.ts
index 86e8eefe2..4ecce886a 100644
--- a/docs/assets/ts/artplayer.d.ts
+++ b/docs/assets/ts/artplayer.d.ts
@@ -144,6 +144,7 @@ declare class Artplayer extends Player {
         option: Setting[];
         add(setting: Setting): SettingOption;
         update(): SettingOption[];
+        updateStyle(width?: number): void;
     } & Component;
 
     readonly plugins: {
diff --git a/packages/artplayer/types/artplayer.d.ts b/packages/artplayer/types/artplayer.d.ts
index aabc542a8..50466b8e1 100644
--- a/packages/artplayer/types/artplayer.d.ts
+++ b/packages/artplayer/types/artplayer.d.ts
@@ -156,6 +156,7 @@ declare class Artplayer extends Player {
         option: Setting[];
         add(setting: Setting): SettingOption;
         update(): SettingOption[];
+        updateStyle(width?: number): void;
     } & Component;
 
     readonly plugins: {