push-metadata works merlijn@howard:~/Projects/signal-desktop$ snapcraft push-metadata signal-desktop_5.57.0_amd64.snap Uploading metadata from 'signal-desktop_5.57.0_amd64.snap' The metadata has been uploaded upload-metadata doesn't work merlijn@howard:~/Projects/signal-desktop$ snapcraft upload-metadata signal-desktop_5.57.0_amd64.snap Usage: snapcraft [options] command [args]... Try 'snapcraft upload-metadata -h' for help. Error: unrecognized arguments: signal-desktop_5.57.0_amd64.snap I think a lot of people will use upload-metadata instead of push-metadata since upload-metadata is talked about in this blog post: https://snapcraft.io/blog/better-snap-metadata-handling-coming-your-way-soon