diff --git a/core/java/android/nfc/IAppCallback.aidl b/core/java/android/nfc/IAppCallback.aidl
index c027d54..133146d 100644
--- a/core/java/android/nfc/IAppCallback.aidl
+++ b/core/java/android/nfc/IAppCallback.aidl
@@ -25,6 +25,6 @@
 interface IAppCallback
 {
     BeamShareData createBeamShareData(byte peerLlcpVersion);
-    void onNdefPushComplete(byte peerLlcpVersion);
-    void onTagDiscovered(in Tag tag);
+    oneway void onNdefPushComplete(byte peerLlcpVersion);
+    oneway void onTagDiscovered(in Tag tag);
 }