diff --git a/PushDemo/AppDelegate.m b/PushDemo/AppDelegate.m
index 5e6a0f9..2bf6b50 100644
--- a/PushDemo/AppDelegate.m
+++ b/PushDemo/AppDelegate.m
@@ -22,7 +22,7 @@ - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(
     self.window.backgroundColor = [UIColor whiteColor];
     [self.window makeKeyAndVisible];
     
-    
+    self.window.rootViewController = [[UIViewController alloc]init];
     //[[UIApplication sharedApplication] setApplicationIconBadgeNumber:10];
     
 //1.创建消息上面要添加的动作(按钮的形式显示出来)
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..9072236
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# PushDemo
+iOS8对推送消息的快速回复demo
+iOS9.0下需要设置rootviewcontroller