diff --git a/src/widget/DrawWidget.ts b/src/widget/DrawWidget.ts
index e431807a2..445214e36 100644
--- a/src/widget/DrawWidget.ts
+++ b/src/widget/DrawWidget.ts
@@ -116,7 +116,7 @@ export default abstract class DrawWidget<C extends Axis = Axis> extends Widget<C
     })
   }
 
-  override updateImp (level: UpdateLevel, container: HTMLElement, bounding: Bounding): void {
+  override updateImp (container: HTMLElement, bounding: Bounding, level: UpdateLevel): void {
     const { width, height, left } = bounding
     container.style.left = `${left}px`
 
diff --git a/src/widget/SeparatorWidget.ts b/src/widget/SeparatorWidget.ts
index 9fbe50746..5b07e7931 100644
--- a/src/widget/SeparatorWidget.ts
+++ b/src/widget/SeparatorWidget.ts
@@ -154,7 +154,7 @@ export default class SeparatorWidget extends Widget<YAxis> {
     container.appendChild(this._moveDom)
   }
 
-  override updateImp (level: UpdateLevel, container: HTMLElement, bounding: Bounding): void {
+  override updateImp (container: HTMLElement, bounding: Bounding, level: UpdateLevel): void {
     if (level === UpdateLevel.All || level === UpdateLevel.Separator) {
       const styles = this.getPane().getChart().getStyles().separator
       this._moveDom.style.top = `${-Math.floor((REAL_SEPARATOR_HEIGHT - styles.size) / 2)}px`
diff --git a/src/widget/Widget.ts b/src/widget/Widget.ts
index 6b13e8844..0cb00e22f 100644
--- a/src/widget/Widget.ts
+++ b/src/widget/Widget.ts
@@ -79,8 +79,8 @@ export default abstract class Widget<C extends Axis = Axis> extends Eventful imp
     return this._pane
   }
 
-  update (level: UpdateLevel): void {
-    this.updateImp(level, this._container, this._bounding)
+  update (level?: UpdateLevel): void {
+    this.updateImp(this._container, this._bounding, level ?? UpdateLevel.Drawer)
   }
 
   abstract getName (): string
@@ -91,5 +91,5 @@ export default abstract class Widget<C extends Axis = Axis> extends Eventful imp
 
   protected abstract initDom (container: HTMLElement): void
 
-  protected abstract updateImp (level: UpdateLevel, container: HTMLElement, bounding: Bounding): void
+  protected abstract updateImp (container: HTMLElement, bounding: Bounding, level: UpdateLevel): void
 }