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-rw-r--r--gtk2_ardour/midi_region_view.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/gtk2_ardour/midi_region_view.cc b/gtk2_ardour/midi_region_view.cc
index 2644be763a..4760bf593b 100644
--- a/gtk2_ardour/midi_region_view.cc
+++ b/gtk2_ardour/midi_region_view.cc
@@ -70,6 +70,7 @@ using namespace ARDOUR;
using namespace PBD;
using namespace Editing;
using namespace ArdourCanvas;
+using Gtkmm2ext::Keyboard;
MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &tv,
boost::shared_ptr<MidiRegion> r, double spu, Gdk::Color const & basic_color)