diff --git a/api/@ohos.window.d.ts b/api/@ohos.window.d.ts
index 69d0beedad1e139ad9a900b986a8cdb2fdcf76d0..5a52df9c94e828a4275940b707a0c4b83f9aff93 100644
--- a/api/@ohos.window.d.ts
+++ b/api/@ohos.window.d.ts
@@ -4583,12 +4583,12 @@ declare namespace window {
     /**
      * Duration of the animation
      *
-     * @type { ?number }
+     * @type { ?long }
      * @syscap SystemCapability.Window.SessionManager
      * @atomicservice
      * @since 20 dynamic
      */
-    duration?: number;
+    duration?: long;
 
     /**
      * Param of animation curve
@@ -4622,12 +4622,12 @@ declare namespace window {
     /**
      * The opacity of window
      *
-     * @type { ?number }
+     * @type { ?double }
      * @syscap SystemCapability.Window.SessionManager
      * @atomicservice
      * @since 20 dynamic
      */
-    opacity?: number;
+    opacity?: double;
   }
 
   /**