diff --git a/ansible/roles/values-prep/tasks/find-node-disks.yml b/ansible/roles/values-prep/tasks/find-node-disks.yml
index 9347e55..25617c3 100644
--- a/ansible/roles/values-prep/tasks/find-node-disks.yml
+++ b/ansible/roles/values-prep/tasks/find-node-disks.yml
@@ -17,10 +17,15 @@
   set_fact:
     node_disks_list: "{{ blk_outputs.results | map(attribute='stdout_lines') | list }}"
 
-- name: Find common devices accross nodes
+- name: Find common devices across nodes
   set_fact:
     common_disks: "{{ node_disks_list[0] | intersect(node_disks_list[1]) | intersect(node_disks_list[2]) }}"
 
+- name: Fail if no common disks found
+  fail:
+    msg: "No common disks found"
+  when: common_disks | length == 0
+
 - name: common disks
   debug:
     msg: "{{ common_disks }}"