1 files changed, 2 insertions, 0 deletions
diff --git a/gtk2_ardour/canvas.h b/gtk2_ardour/canvas.h
index da6ffb371d..f4c560c597 100644
--- a/gtk2_ardour/canvas.h
+++ b/gtk2_ardour/canvas.h
@@ -12,6 +12,8 @@ namespace Gnome {
 		class WaveView;
 		class Text;
 		class Line;
+		class Points;
+		class ImageFrame;
 	}
 }