diff --git a/libavfilter/vf_xbr.c b/libavfilter/vf_xbr.c
index d73d3bdbbd..52ce118d8a 100644
--- a/libavfilter/vf_xbr.c
+++ b/libavfilter/vf_xbr.c
@@ -27,7 +27,8 @@
  *
  * @see http://www.libretro.com/forums/viewtopic.php?f=6&t=134
  * @see https://github.com/yoyofr/iFBA/blob/master/fba_src/src/intf/video/scalers/xbr.cpp
- * Future work : To implement x3 and x4 scale, and threading.
+ *
+ * @todo add threading and FATE test
  */
 
 #include "libavutil/opt.h"