diff --git a/tasks/variables.yml b/tasks/variables.yml
index 9bdca2b..c4f597f 100644
--- a/tasks/variables.yml
+++ b/tasks/variables.yml
@@ -8,22 +8,22 @@
 - name: Set OS dependent variables
   ansible.builtin.include_vars: "{{ lookup('first_found', params) }}"
   vars:
-    ansible_distribution_lts_offset: >-
+    _distribution_lts_offset: >-
       {{
         ansible_distribution_major_version | int % 2
         if ansible_distribution == "Ubuntu"
         else 0
       }}
-    ansible_distribution_lts_version: >-
+    _distribution_lts_version: >-
       {{
         ansible_distribution_major_version | int -
-        ansible_distribution_lts_offset | int
+        _distribution_lts_offset | int
         if ansible_distribution == "Ubuntu"
         else ansible_distribution_version
       }}
     params:
       files:
-        - "{{ ansible_distribution }}_{{ ansible_distribution_lts_version }}.yml"
+        - "{{ ansible_distribution }}_{{ _distribution_lts_version }}.yml"
         - "{{ ansible_os_family }}_{{ ansible_distribution_major_version }}.yml"
         - "{{ ansible_distribution }}.yml"
         - "{{ ansible_os_family }}.yml"