diff --git a/libs/ardour/ardour/audioregion.h b/libs/ardour/ardour/audioregion.h
index e385863efa..a1e537ebd0 100644
--- a/libs/ardour/ardour/audioregion.h
+++ b/libs/ardour/ardour/audioregion.h
@@ -56,7 +56,6 @@ namespace Properties {
 	extern PBD::PropertyDescriptor<bool> fade_out;
 }
 
-class Route;
 class Playlist;
 class Session;
 class Filter;