diff --git a/services/java/com/android/server/NotificationManagerService.java b/services/java/com/android/server/NotificationManagerService.java
index 34a8a027673e0..b3eceb10864c3 100755
--- a/services/java/com/android/server/NotificationManagerService.java
+++ b/services/java/com/android/server/NotificationManagerService.java
@@ -768,7 +768,9 @@ public class NotificationManagerService extends INotificationManager.Stub
                     long identity = Binder.clearCallingIdentity();
                     try {
                         r.statusBarKey = mStatusBar.addNotification(n);
-                        mAttentionLight.pulse();
+                        if ((n.notification.flags & Notification.FLAG_SHOW_LIGHTS) != 0) {
+                            mAttentionLight.pulse();
+                        }
                     }
                     finally {
                         Binder.restoreCallingIdentity(identity);