diff --git a/CHANGELOG.md b/CHANGELOG.md
index e4054c9..cf92a8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,3 +12,5 @@
 
 ## 1.0.0
 
+## 1.0.0+1
+
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 6adbcf5..4cdca58 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -47,7 +47,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "1.0.0"
+    version: "1.0.0+1"
   flutter_test:
     dependency: "direct dev"
     description: flutter
diff --git a/lib/qrcode_reader_view.dart b/lib/qrcode_reader_view.dart
index 8911709..bfec753 100644
--- a/lib/qrcode_reader_view.dart
+++ b/lib/qrcode_reader_view.dart
@@ -29,6 +29,7 @@ class _QrcodeReaderViewState extends State<QrcodeReaderView> with TickerProvider
   QrReaderViewController _controller;
   AnimationController _animationController;
   bool openFlashlight;
+  Timer _timer;
   @override
   void initState() {
     super.initState();
@@ -44,11 +45,11 @@ class _QrcodeReaderViewState extends State<QrcodeReaderView> with TickerProvider
       ..addListener(upState)
       ..addStatusListener((state) {
         if (state == AnimationStatus.completed) {
-          Timer(Duration(seconds: 1), () {
+          _timer = Timer(Duration(seconds: 1), () {
             _animationController?.reverse(from: 1.0);
           });
         } else if (state == AnimationStatus.dismissed) {
-          Timer(Duration(seconds: 1), () {
+          _timer =Timer(Duration(seconds: 1), () {
             _animationController?.forward(from: 0.0);
           });
         }
@@ -57,6 +58,7 @@ class _QrcodeReaderViewState extends State<QrcodeReaderView> with TickerProvider
   }
 
   void _clearAnimation() {
+    _timer?.cancel();
     _animationController?.dispose();
     _animationController = null;
   }
@@ -230,7 +232,7 @@ class _QrcodeReaderViewState extends State<QrcodeReaderView> with TickerProvider
 
   @override
   void dispose() {
-    _animationController?.dispose();
+    _clearAnimation();
     super.dispose();
   }
 }
diff --git a/pubspec.yaml b/pubspec.yaml
index ce4050f..0a55b97 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_qr_reader
 description: QR code (scan QRCode and picture) recognition （AndroidView/UiKitView）
-version: 1.0.0
+version: 1.0.0+1
 author: 王贺天<hetian@hetian.me>
 homepage: https://github.com/hetian9288/flutter_qr_reader