Make run failing

[yogi8091]

  ^

/files/src/streamer.cpp:153:28: warning: 'void av_free_packet(AVPacket*)' is deprecated [-Wdeprecated-declarations]
av_free_packet(&pkt);
^
In file included from /opt/ffmpeg/include/libavformat/avformat.h:319:0,
from /files/src/streamer.h:11,
from /files/src/streamer.cpp:1:
/opt/ffmpeg/include/libavcodec/avcodec.h:4400:6: note: declared here
void av_free_packet(AVPacket *pkt);
^
docker run -w /files --rm -it -v pwd:/files leandromoreira/ffmpeg-devel /files/build/streamer

Welcome to RTMP streamer 📽
Written by @juniorxsound https://orfleisher.com

Makefile:11: recipe for target 'run' failed
make: *** [run] Error 139