diff --git a/tasks/main.yml b/tasks/main.yml
index c8aaa89..f78afca 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -2,7 +2,7 @@
 # tasks file for ensure_ansible_prereq
 - name: 'include vendor / version specific tasks'
   when:
-    - ansible_system == 'Linux'
+    - ansible_facts["system"] == 'Linux'
   include_tasks:
     file: '{{ lookup("first_found", findme ) }}'
   vars:
@@ -18,7 +18,7 @@
       errors: 'ignore'
 - name: 'include vendor / version specific variables'
   when:
-    - ansible_system == 'Linux'
+    - ansible_facts["system"] == 'Linux'
   include_vars:
     file: '{{ lookup("first_found", findme ) }}'
     name: 'ensure_ansible_prereq'
@@ -37,17 +37,17 @@
       errors: 'ignore'
 - name: 'package discovery'
   when:
-    - ansible_system == 'Linux'
+    - ansible_facts["system"] == 'Linux'
     - packages is not defined
   ansible.builtin.package_facts:
 - name: 'service discovery'
   when:
-    - ansible_system == 'Linux'
+    - ansible_facts["system"] == 'Linux'
     - services is not defined
   ansible.builtin.service_facts:
 - name: 'ensure packages'
   when:
-    - ansible_system == 'Linux'
+    - ansible_facts["system"] == 'Linux'
     - ensure_ansible_prereq is defined
     - ensure_ansible_prereq.package_list is defined
     - ensure_ansible_prereq.package_list is iterable
@@ -62,7 +62,7 @@
     - 'ensure_ansible_prereq.service_facts'
 - name: 'ensure configurations'
   when:
-    - ansible_system == 'Linux'
+    - ansible_facts["system"] == 'Linux'
     - ensure_ansible_prereq is defined
     - ensure_ansible_prereq.template_list is defined
     - ensure_ansible_prereq.template_list is iterable
@@ -87,7 +87,7 @@
     - 'ensure_ansible_prereq.service_restart'
 - name: 'ensure services'
   when:
-    - ansible_system == 'Linux'
+    - ansible_facts["system"] == 'Linux'
     - ensure_ansible_prereq is defined
     - ensure_ansible_prereq.service_list is defined
     - ensure_ansible_prereq.service_list is iterable