1 files changed, 1 insertions, 2 deletions
diff --git a/libavformat/au.c b/libavformat/au.c
index c6fb8dbaa9..e56869b4b9 100644
--- a/libavformat/au.c
+++ b/libavformat/au.c
@@ -118,8 +118,7 @@ static int au_probe(AVProbeData *p)
 }
 
 /* au input */
-static int au_read_header(AVFormatContext *s,
-                          AVFormatParameters *ap)
+static int au_read_header(AVFormatContext *s)
 {
     int size;
     unsigned int tag;