diff --git a/api/@ohos.sensor.d.ts b/api/@ohos.sensor.d.ts
index 2df661d48ba1e3226bc3ad5923398883de209a29..73774f2dd4d75a1c99d806996d594db821863233 100755
--- a/api/@ohos.sensor.d.ts
+++ b/api/@ohos.sensor.d.ts
@@ -14,8 +14,6 @@
  */
 import { AsyncCallback } from './basic';
 
-export interface Response {}
-
 /**
  * This module provides the capability to subscribe to sensor data.
  *
@@ -451,6 +449,15 @@ declare namespace sensor {
         SENSOR_TYPE_ID_ACCELEROMETER_UNCALIBRATED = 281,   /**< Uncalibrated acceleration sensor */
     }
 
+    /**
+     * The basic data structure of the sensor event.
+     * @devices phone, tablet
+     * @sysCap SystemCapability.Sensors.Sensor
+     */
+    interface Response {
+        timestamp: number; /**< The timestamp of the reported sensor data */
+    }
+
     /**
      * Acceleration sensor event data.
      * @devices phone, tablet