diff --git a/packages/camera/camera_ohos/example/ohos/entry/src/ohosTest/ets/test/Ability.test.ets b/packages/camera/camera_ohos/example/ohos/entry/src/ohosTest/ets/test/Ability.test.ets
index 25d4c71ff3cd584f5d64f6f8c0ac864928c234c4..0147e4875e25099c79d606cc60a300e9c6e33c9c 100644
--- a/packages/camera/camera_ohos/example/ohos/entry/src/ohosTest/ets/test/Ability.test.ets
+++ b/packages/camera/camera_ohos/example/ohos/entry/src/ohosTest/ets/test/Ability.test.ets
@@ -1,7 +1,7 @@
 /*
 * Copyright (c) 2023 Hunan OpenValley Digital Industry Development Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
-* you may not use this file except in compliance with the License.
+* you may not use this file except in compliance with the License .
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
diff --git a/packages/camera/camera_ohos/lib/src/ohos_camera.dart b/packages/camera/camera_ohos/lib/src/ohos_camera.dart
index 82521a7d48a49cd66c0ec779a5439d5b3040c744..741f066183d6cebd7bf597743cd3a3e070d23a6a 100644
--- a/packages/camera/camera_ohos/lib/src/ohos_camera.dart
+++ b/packages/camera/camera_ohos/lib/src/ohos_camera.dart
@@ -465,12 +465,12 @@ class OhosCamera extends CameraPlatform {
 
   @override
   Future<double> getMinZoomLevel(int cameraId) async {
-    final double? minZoomLevel = await _channel.invokeMethod<double>(
+    final int? minZoomLevel = await _channel.invokeMethod<int>(
       'getMinZoomLevel',
       <String, dynamic>{'cameraId': cameraId},
     );
 
-    return minZoomLevel!;
+    return minZoomLevel!.toDouble();
   }
 
   @override
diff --git a/packages/camera/camera_ohos/ohos/camera/src/main/ets/io/flutter/plugins/camera/CameraUtils.ets b/packages/camera/camera_ohos/ohos/camera/src/main/ets/io/flutter/plugins/camera/CameraUtils.ets
index 6e00aabb889b11bea6ed4a1a8f2aecd15a887f8d..15d148cde1755f3b49eb585f2ba5d42bbbc6ed06 100644
--- a/packages/camera/camera_ohos/ohos/camera/src/main/ets/io/flutter/plugins/camera/CameraUtils.ets
+++ b/packages/camera/camera_ohos/ohos/camera/src/main/ets/io/flutter/plugins/camera/CameraUtils.ets
@@ -261,7 +261,7 @@ export class CameraUtils {
 
   // 获取支持的最大变焦范围
   public static getMaxZoomRatio(captureSession: camera.PhotoSession | camera.VideoSession): number {
-    let maxZoomRatio: number = -1;
+    let maxZoomRatio: number = 1;
     try {
       let zoomRatioRange: Array<number> = captureSession.getZoomRatioRange();
       maxZoomRatio = Math.max(...zoomRatioRange);
@@ -304,7 +304,7 @@ export class CameraUtils {
 
   // 查询最大曝光补偿值
   public static getMaxExposureBias(captureSession: camera.PhotoSession | camera.VideoSession): number {
-    let maxExposure: number = -1;
+    let maxExposure: number = 1;
     try {
       let biasRangeArray = captureSession.getExposureBiasRange();
       if (biasRangeArray.length > 1) {