1 files changed, 2 insertions, 2 deletions
diff --git a/gtk2_ardour/audio_streamview.h b/gtk2_ardour/audio_streamview.h
index cb3175798e..5ef83b7adc 100644
--- a/gtk2_ardour/audio_streamview.h
+++ b/gtk2_ardour/audio_streamview.h
@@ -35,10 +35,10 @@ namespace Gdk {
 }
 
 namespace ARDOUR {
-	class Route;
-	class PeakData;
 	class AudioRegion;
+	class Route;
 	class Source;
+	struct PeakData;
 }
 
 class PublicEditor;