diff --git a/tasks/main.yml b/tasks/main.yml
index d0af9f3..02fb3fc 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -3,18 +3,31 @@
 # Main tasks for role
 # ===================
 
-- name: Install api utilities
-  ansible.builtin.import_tasks: utilities.yml
+- name: Ensure we are running on Proxmox
+  ansible.builtin.stat:
+    path: /usr/bin/pveversion
+  register: proxmox_check
+
+- name: Stop if not Proxmox
+  ansible.builtin.fail:
+    msg: "This role must run on Proxmox VE nodes only."
+  when: not proxmox_check.stat.exists
+
+# Other tasks
+# ===================
 
 - name: Disable enterprise repo, enable no-subscription
   ansible.builtin.import_tasks: repos.yml
 
-- name: Remove the infamous subscription nag
-  ansible.builtin.import_tasks: subscription.yml
-
 - name: Disable swap or tune it
   ansible.builtin.import_tasks: swap.yml
 
+- name: Install api utilities
+  ansible.builtin.import_tasks: utilities.yml
+
+- name: Remove the infamous subscription nag
+  ansible.builtin.import_tasks: subscription.yml
+
 - name: Stop logs from quietly murdering the disk
   ansible.builtin.import_tasks: logrotate.yml
 
diff --git a/tasks/repos.yml b/tasks/repos.yml
index bf1af82..f9b0276 100644
--- a/tasks/repos.yml
+++ b/tasks/repos.yml
@@ -1,5 +1,4 @@
 ---
-
 - name: repos | Manage Proxmox repositories
   vars:
     repo_path: