diff --git a/media/java/android/media/midi/IMidiDeviceServer.aidl b/media/java/android/media/midi/IMidiDeviceServer.aidl
index fbd35100dd6c0..f17e19dc2a0ac 100644
--- a/media/java/android/media/midi/IMidiDeviceServer.aidl
+++ b/media/java/android/media/midi/IMidiDeviceServer.aidl
@@ -24,7 +24,7 @@ interface IMidiDeviceServer
     FileDescriptor openInputPort(IBinder token, int portNumber);
     FileDescriptor openOutputPort(IBinder token, int portNumber);
     void closePort(IBinder token);
-    void closeDevice();
+    oneway void closeDevice();
 
     // connects the input port pfd to the specified output port
     // Returns the PID of the called process.