diff --git a/README.md b/README.md
index e34d124..803865a 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,9 @@
 # ansu_ui 安速物流移动组件
 
-## dep
+## dep 依赖
 
 ![flutter_screenutil](https://img.shields.io/badge/flutter__screenutil-3.2.0-brightgreen)
+![get](https://img.shields.io/badge/get-3.17.1-brightgreen)
 
 ## Getting Started
 
diff --git a/example/lib/main.dart b/example/lib/main.dart
index 2f64b85..d077444 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -55,6 +55,12 @@ class _MyHomePageState extends State<MyHomePage> {
   @override
   Widget build(BuildContext context) {
     return ASScaffold(
+      leading: navigator.canPop()
+          ? IconButton(
+              icon: Icon(Icons.backpack, color: Colors.black),
+              onPressed: () {},
+            )
+          : SizedBox(),
       title: '安速组件',
       body: ListView(
         padding: EdgeInsets.all(16.w),
diff --git a/lib/buttons/as_back_button.dart b/lib/buttons/as_back_button.dart
index 91208c7..388f2a1 100644
--- a/lib/buttons/as_back_button.dart
+++ b/lib/buttons/as_back_button.dart
@@ -1,6 +1,7 @@
 import 'package:ansu_ui/ansu_ui.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
+import 'package:get/get.dart';
 
 ///安速返回按钮
 ///
@@ -17,7 +18,7 @@ class ASBackButton extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Navigator.canPop(context)
+    return navigator.canPop()
         ? IconButton(
             icon: Icon(
               CupertinoIcons.chevron_back,
diff --git a/lib/scaffold/as_scaffold.dart b/lib/scaffold/as_scaffold.dart
index 2bca3e9..d39f659 100644
--- a/lib/scaffold/as_scaffold.dart
+++ b/lib/scaffold/as_scaffold.dart
@@ -27,7 +27,7 @@ class ASScaffold extends StatefulWidget {
   final PreferredSizeWidget appBarBottom;
 
   /// `EndDrawer` endDrawer
-  /// 
+  ///
   /// 右方向的抽屉
   final Widget endDrawer;
   ASScaffold({
@@ -54,7 +54,7 @@ class _ASScaffoldState extends State<ASScaffold> {
       appBar: AppBar(
         backgroundColor: kForegroundColor,
         elevation: 0,
-        leading: ASBackButton(),
+        leading: widget.leading ?? ASBackButton(),
         centerTitle: true,
         title: DefaultTextStyle(
           style: TextStyle(
diff --git a/pubspec.lock b/pubspec.lock
index 708b7b9..3d511dc 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -67,6 +67,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  get:
+    dependency: "direct main"
+    description:
+      name: get
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.17.1"
   matcher:
     dependency: transitive
     description:
@@ -150,5 +157,5 @@ packages:
     source: hosted
     version: "2.1.0-nullsafety.3"
 sdks:
-  dart: ">=2.10.0-110 <2.11.0"
+  dart: ">=2.10.0 <2.11.0"
   flutter: ">=1.17.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index aa9dcf8..abe0607 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -11,6 +11,7 @@ dependencies:
   flutter:
     sdk: flutter
   flutter_screenutil: ^3.2.0
+  get: ^3.17.1
 
 dev_dependencies:
   flutter_test: