When installing GitHub Copilot CLI, you may encounter the error message: The system vault (keychain, keyring, password manager, etc.) is not available. You may need to install one. The solution was documented in this issue.
This article explains how to resolve this issue using systemd.
Install via Apt
$ sudo apt update$ sudo apt install -y \
gnome-keyring \
libsecret-1-0 \
libsecret-tools \
seahorseVerify systemd is running
$ systemctl is-system-runningCheck if the user service is enabled
$ systemctl --user status gnome-keyring-daemon
○ gnome-keyring-daemon.service - GNOME Keyring daemon
Loaded: loaded (/usr/lib/systemd/user/gnome-keyring-daemon.service; enabled; preset: enabled)
Active: inactive (dead)
TriggeredBy: ○ gnome-keyring-daemon.socket$ systemctl --user enable gnome-keyring-daemon$ systemctl --user start gnome-keyring-daemon$ systemctl --user status gnome-keyring-daemon
● gnome-keyring-daemon.service - GNOME Keyring daemon
Loaded: loaded (/usr/lib/systemd/user/gnome-keyring-daemon.service; enabled; preset: enabled)
Active: active (running) since Fri 2026-01-02 08:36:46 JST; 3s ago
Invocation: d830e5563e974edc9265650d11dfa086
TriggeredBy: ● gnome-keyring-daemon.socket
Main PID: 5222 (gnome-keyring-d)
Tasks: 5 (limit: 9422)
Memory: 3.4M (peak: 3.9M)
CPU: 37ms
CGroup: /user.slice/user-1000.slice/user@1000.service/app.slice/gnome-keyring-daemon.service
└─5222 /usr/bin/gnome-keyring-daemon --foreground --components=pkcs11,secrets --control-directory=/run/user/1000/keyring
Jan 02 08:36:46 hostname systemd[649]: Started gnome-keyring-daemon.service - GNOME Keyring daemon.
Jan 02 08:36:46 hostname gnome-keyring-daemon[5222]: GNOME_KEYRING_CONTROL=/run/user/1000/keyring
Jan 02 08:36:46 hostname gnome-keyring-daemon[5222]: another secret service is running
Jan 02 08:36:46 hostname gnome-keyring-d[5222]: another secret service is runningNote: This article was translated from Japanese to English and reviewed with the assistance of AI (GitHub Copilot).