diff --git a/roles/kubernetes/tasks/Debian.yml b/roles/kubernetes/tasks/Debian.yml
index d4d7ffe..6352d5b 100644
--- a/roles/kubernetes/tasks/Debian.yml
+++ b/roles/kubernetes/tasks/Debian.yml
@@ -370,11 +370,10 @@
 
     - name: Print release variable
       debug:
-        var: ansible_distribution_release
-
+        var: ansible_distribution_major_version
 
     - name: Join cluster
-      command: "{{ hostvars['debian{{ ansible_distribution_release }}-vm01.home.lan'].worker_join_cmd }}"
+      command: "{{ hostvars['debian' ~ ansible_distribution_major_version ~ '-vm01.home.lan'].worker_join_cmd }}"
       args:
         creates: /etc/kubernetes/kubelet.conf
       when: not inventory_chostname.endswith('-vm01.home.lan')