1 files changed, 1 insertions, 0 deletions
diff --git a/libs/fst/fst.h b/libs/fst/fst.h
index 1cecc71d52..6ef5acf794 100644
--- a/libs/fst/fst.h
+++ b/libs/fst/fst.h
@@ -80,6 +80,7 @@ struct _FST
     int 	height;
     int		wantIdle;
     int         destroy;
+    int         vst_version;
 
     int		want_program;
     int         current_program;