diff --git a/include/instrument_track.h b/include/instrument_track.h
index 8d700c417..dbbefbece 100644
--- a/include/instrument_track.h
+++ b/include/instrument_track.h
@@ -53,7 +53,6 @@ class midiPortMenu;
 class multimediaProject;
 class notePlayHandle;
 class pluginView;
-class presetPreviewPlayHandle;
 class tabWidget;
 class trackLabelButton;
 
@@ -233,7 +232,6 @@ private:
 	friend class instrumentTrackView;
 	friend class instrumentTrackWindow;
 	friend class notePlayHandle;
-	friend class presetPreviewPlayHandle;
 	friend class flpImport;
 
 } ;
diff --git a/src/core/preset_preview_play_handle.cpp b/src/core/preset_preview_play_handle.cpp
index 0812f64e2..bb2bccf60 100644
--- a/src/core/preset_preview_play_handle.cpp
+++ b/src/core/preset_preview_play_handle.cpp
@@ -151,8 +151,8 @@ presetPreviewPlayHandle::presetPreviewPlayHandle( const QString & _preset_file,
 
 	// make sure, our preset-preview-track does not appear in any MIDI-
 	// devices list, so just disable receiving/sending MIDI-events at all
-	s_previewTC->previewInstrumentTrack()->m_midiPort.setMode(
-							midiPort::Disabled );
+	s_previewTC->previewInstrumentTrack()->
+				getMidiPort()->setMode( midiPort::Disabled );
 
 	// create note-play-handle for it
 	m_previewNote = new notePlayHandle(