diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index 26b02342a9..1e8481e001 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -605,7 +605,11 @@ static int avi_read_header(AVFormatContext *s)
                 ast = s->streams[0]->priv_data;
                 av_freep(&s->streams[0]->codecpar->extradata);
                 av_freep(&s->streams[0]->codecpar);
+#if FF_API_LAVF_AVCTX
+FF_DISABLE_DEPRECATION_WARNINGS
                 av_freep(&s->streams[0]->codec);
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
                 if (s->streams[0]->info)
                     av_freep(&s->streams[0]->info->duration_error);
                 av_freep(&s->streams[0]->info);