diff --git a/1.RockyLinux.md b/1.RockyLinux.md
index a7420a4..6e30093 100644
--- a/1.RockyLinux.md
+++ b/1.RockyLinux.md
@@ -147,7 +147,7 @@ web.run_app(app, port=9999)
 
 `/lib/systemd/system/password.service `
 
-```sh
+```ini
 [Unit]
 Description=Custom Python Service
 After=multi-user.target
@@ -168,3 +168,22 @@ systemctl enable password
 systemctl start password.service
 systemctl status password.service
 ```
+
+`/etc/systemd/system/docker-stop.service`
+
+```ini
+[Unit]
+Description=Stop docker and umount luks data partition before shutting down
+[Service]
+Type=oneshot
+RemainAfterExit=true
+ExecStop=/opt/docker-stop.sh
+[Install]
+WantedBy=multi-user.target
+```
+
+```sh
+systemctl daemon-reload
+systemctl enable docker-stop
+systemctl status docker-stop
+```
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