1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/a64.c b/libavformat/a64.c
index 5cf9dbc377..32ed00b063 100644
--- a/libavformat/a64.c
+++ b/libavformat/a64.c
@@ -46,7 +46,7 @@ static int a64_write_header(struct AVFormatContext *s)
         header[4] = 3;
         break;
     default:
-        return -1;
+        return AVERROR(EINVAL);
         break;
     }
     put_buffer(s->pb, header, 2);