diff --git a/inv.yml b/inv.yml
new file mode 100755
index 0000000..2351e9d
--- /dev/null
+++ b/inv.yml
@@ -0,0 +1,8 @@
+all:
+  hosts:
+    proxmox:
+      ansible_host: 192.168.88.56
+
+    # sbk-proxmox:
+    #   ansible_host: 172.30.30.24
+
diff --git a/inv2.yml b/inv2.yml
new file mode 100755
index 0000000..8ca3719
--- /dev/null
+++ b/inv2.yml
@@ -0,0 +1,8 @@
+all:
+  hosts:
+    proxmox:
+      ansible_host: 192.168.88.57
+
+    # sbk-proxmox:
+    #   ansible_host: 172.30.30.24
+
diff --git a/proxmox-upgrade.yml b/proxmox-upgrade.yml
new file mode 100755
index 0000000..3252946
--- /dev/null
+++ b/proxmox-upgrade.yml
@@ -0,0 +1,7 @@
+---
+- name: Upgrade proxmox server
+  become: true
+  hosts: proxmox
+  roles:
+    - roles/proxmox-upgrade
+...
diff --git a/roles/proxmox-upgrade b/roles/proxmox-upgrade
new file mode 160000
index 0000000..f30a714
--- /dev/null
+++ b/roles/proxmox-upgrade
@@ -0,0 +1 @@
+Subproject commit f30a714101e62b7f64ecc55dc3d1c421cfe7bbbf