diff --git a/libavfilter/vf_libopencv.c b/libavfilter/vf_libopencv.c
index 63d5b610048cfebe03c5782bb46992c3317a2b55..e93ffc9da7642254d2866bcfe02f931c3e354cb9 100644
--- a/libavfilter/vf_libopencv.c
+++ b/libavfilter/vf_libopencv.c
@@ -1,5 +1,5 @@
 /*
- * copyright Stefano Sabatini 2010
+ * copyright (c) 2010 Stefano Sabatini
  *
  * This file is part of FFmpeg.
  *