diff --git a/api/@internal/component/ets/slider.d.ts b/api/@internal/component/ets/slider.d.ts
index f372a8c8edce0654b1520f9b84e25f6c2f6d2385..f4f2f600e3d471682c4cff8e2b42463a70358e4c 100644
--- a/api/@internal/component/ets/slider.d.ts
+++ b/api/@internal/component/ets/slider.d.ts
@@ -148,13 +148,13 @@ declare class SliderAttribute extends CommonMethod<SliderAttribute> {
    * Called when the minimum label is set.
    * @since 7
    */
-  minLabel(value: string): SliderAttribute;
+  minLabel(value: number): SliderAttribute;
 
   /**
    * Called when the maximum label is set.
    * @since 7
    */
-  maxLabel(value: string): SliderAttribute;
+  maxLabel(value: number): SliderAttribute;
 
   /**
    * Called when setting whether to display step size.