diff --git a/ffmpeg.c b/ffmpeg.c
index bd98bab3a146f618a530ae356cf97daf4c91632e..7fdf57b3d5909a5b2f2b6cf49e768881ff175402 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -93,7 +93,9 @@ typedef struct AVStreamMap {
     int sync_stream_index;
 } AVStreamMap;
 
-/** select an input file for an output file */
+/**
+ * select an input file for an output file
+ */
 typedef struct AVMetaDataMap {
     int out_file;
     int in_file;