diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index 80583cd1999bc77a3e213cf32780056638add149..43fa021ac2dab18c6385ffbad58056ef09b7e22f 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -3,13 +3,13 @@ description: Demonstrates how to use the bitmap plugin.
 publish_to: 'none'
 
 environment:
-  sdk: ">=2.12.0 <3.0.0"
+  sdk: ">=2.14.0 <3.0.0"
 
 dependencies:
   flutter:
     sdk: flutter
 
-  cupertino_icons: ^0.1.2
+  cupertino_icons: ^1.0.2
 
 dev_dependencies:
   flutter_test:
diff --git a/lib/src/ffi.dart b/lib/src/ffi.dart
index bc084b0164aa5dc0ea8dce08f1578f1e83872038..4e87795104813aacc322be920a984da10fc08803 100644
--- a/lib/src/ffi.dart
+++ b/lib/src/ffi.dart
@@ -6,7 +6,7 @@ import 'dart:typed_data' as typed; // For Platform.isX
 import 'package:ffi/ffi.dart' as ext_ffi;
 import 'package:flutter/foundation.dart';
 
-final ffi.DynamicLibrary bitmapFFILib = (Platform.isAndroid || defaultTargetPlatform == TargetPlatform.ohos)
+final ffi.DynamicLibrary bitmapFFILib = (Platform.isAndroid || Platform.operatingSystem == 'ohos')
     ? ffi.DynamicLibrary.open("libbitmap.so")
     : ffi.DynamicLibrary.process();
 
diff --git a/pubspec.yaml b/pubspec.yaml
index adc761fd59c4e0f037ab73f731b56586155cd1eb..7a3e1cbec9191e051146d15016e39ba4829a3484 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -4,8 +4,8 @@ version: 0.1.3
 homepage: https://github.com/renancaraujo/bitmap
 
 environment:
-  sdk: ">=2.12.0 <3.0.0"
-  flutter: ">=1.20.0"
+  sdk: ">=2.14.0 <3.0.0"
+  flutter: ">=3.0.0"
 
 dependencies:
   flutter: