diff --git a/docs/finalize_setup.md b/docs/finalize_setup.md
index 11c38b4..08d8287 100644
--- a/docs/finalize_setup.md
+++ b/docs/finalize_setup.md
@@ -58,6 +58,15 @@ sudo -sHu root /bin/bash
 # Cleanup timezone
 dpkg-reconfigure tzdata
 
+# Disable power/hibernate/sleep keys
+mkdir /etc/systemd/logind.conf.d
+cat > /etc/systemd/logind.conf.d/ignored_keys.conf <<EOF
+[Login]
+HandlePowerKey=ignore
+HandleSuspendKey=ignore
+HandleHibernateKey=ignore
+EOF
+
 # Full system update
 apt update && apt upgrade
 systemctl reboot