My snaps are not updating

root@pc-G6JY21900E16:/usr/local/mesh_services/meshagent# snap info snapname
name:      snapname
...
tracking:     latest/stable
refresh-date: 45 days ago, at 04:51 CEST
installed:    1.12.8 (74) 97MB soukromé

root@pc-G6JY21900E16:/usr/local/mesh_services/meshagent# snap refresh
Všechny snapy jsou aktuální

root@pc-G6JY21900E16:/usr/local/mesh_services/meshagent# snap refresh --list
Name                         Version  Rev  Size  Publisher  Notes
snapname  1.13.0   75   78MB  authorname  soukromé