diff --git a/gtk2_ardour/streamview.h b/gtk2_ardour/streamview.h
index 820b956cc3..883c82d198 100644
--- a/gtk2_ardour/streamview.h
+++ b/gtk2_ardour/streamview.h
@@ -93,7 +93,7 @@ public:
 
 	void add_region_view (boost::shared_ptr<ARDOUR::Region>);
 	void region_layered (RegionView*);
-	void update_contents_y_position_and_height ();
+	virtual void update_contents_y_position_and_height ();
 	
 	virtual void redisplay_diskstream () = 0;
 	
diff --git a/libs/ardour/midi_model.cc b/libs/ardour/midi_model.cc
index 27910b44f5..2a31de279b 100644
--- a/libs/ardour/midi_model.cc
+++ b/libs/ardour/midi_model.cc
@@ -155,7 +155,7 @@ MidiModel::const_iterator::operator++()
 		}
 	}
 	
-	enum Type { NIL,  NOTE, CC };
+	enum Type { NIL, NOTE, CC };
 	Type type = NIL;
 
 	if (_note_iter != _model->notes().end())