diff --git a/app/src/main/java/com/zx/lockscreenmsgdemo/MyService.java b/app/src/main/java/com/zx/lockscreenmsgdemo/MyService.java
index abdcf89..c670d23 100644
--- a/app/src/main/java/com/zx/lockscreenmsgdemo/MyService.java
+++ b/app/src/main/java/com/zx/lockscreenmsgdemo/MyService.java
@@ -55,6 +55,7 @@ public void run() {
                 }
 
                 Intent intent = new Intent();
+                intent.setPackage("com.zx.lockscreenmsgdemo");
                 intent.setAction("com.zx.lockscreenmsgdemo.LockScreenMsgReceiver");
                 sendBroadcast(intent); //发送广播
             }