diff --git a/core/java/android/bluetooth/IBluetoothStateChangeCallback.aidl b/core/java/android/bluetooth/IBluetoothStateChangeCallback.aidl
index feccdce57b98a..0da4e8843282b 100644
--- a/core/java/android/bluetooth/IBluetoothStateChangeCallback.aidl
+++ b/core/java/android/bluetooth/IBluetoothStateChangeCallback.aidl
@@ -21,7 +21,7 @@ package android.bluetooth;
  *
  * {@hide}
  */
-interface IBluetoothStateChangeCallback
+oneway interface IBluetoothStateChangeCallback
 {
     void onBluetoothStateChange(boolean on);
 }