diff --git a/example/lib/main.dart b/example/lib/main.dart
index 87cd9d5..0975ec0 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -118,13 +118,13 @@ class _HomeState extends State<Home> {
           ListTile(
             title: const Text('扫码登录'),
             onTap: () {
-              Navigator.of(context).push(MaterialPageRoute<dynamic>(
-                builder: (BuildContext context) => Qrauth(
-                      wechat: _wechat,
-                    ),
-              )).then((dynamic result) {
-
-              });
+              Navigator.of(context)
+                  .push(MaterialPageRoute<dynamic>(
+                    builder: (BuildContext context) => Qrauth(
+                          wechat: _wechat,
+                        ),
+                  ))
+                  .then((dynamic result) {});
             },
           ),
           ListTile(