diff --git a/flutter/publish.md b/flutter/publish.md
new file mode 100644
index 00000000..a371828d
--- /dev/null
+++ b/flutter/publish.md
@@ -0,0 +1,7 @@
+# Note
+
+Before publishing a new version, please first run
+```
+flutter analyze
+```
+to check if there are any issues.
diff --git a/flutter/sherpa_onnx/lib/src/utils.dart b/flutter/sherpa_onnx/lib/src/utils.dart
index f4ecad2c..21ccaf82 100644
--- a/flutter/sherpa_onnx/lib/src/utils.dart
+++ b/flutter/sherpa_onnx/lib/src/utils.dart
@@ -1,7 +1,6 @@
 // Copyright (c)  2024  Xiaomi Corporation
 import 'dart:convert';
 import 'dart:ffi';
-import 'dart:typed_data';
 
 import 'package:ffi/ffi.dart';
 
diff --git a/flutter/sherpa_onnx/pubspec.yaml b/flutter/sherpa_onnx/pubspec.yaml
index cbaf7c8e..c6d15992 100644
--- a/flutter/sherpa_onnx/pubspec.yaml
+++ b/flutter/sherpa_onnx/pubspec.yaml
@@ -46,6 +46,9 @@ dependencies:
   # sherpa_onnx_ios:
     # path: ../sherpa_onnx_ios
 
+dev_dependencies:
+  flutter_lints: ^3.0.0
+
 flutter:
   plugin:
     platforms: