diff --git a/tasks/main.yml b/tasks/main.yml
index c240569..7bae2ea 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -18,8 +18,8 @@
     src: apt_pinned_packages.perf.j2
     dest: "/etc/apt/preferences.d/{{ apt_package_pinning_file_name }}"
   when:
-    - ansible_pkg_mgr == 'apt'
+    - ansible_facts['pkg_mgr'] == 'apt'
     - apt_pinned_packages is defined
   tags:
     - apt-package-pinning
-    - apt-install
\ No newline at end of file
+    - apt-install
diff --git a/tests/test.yml b/tests/test.yml
index ce642ad..f5eee95 100644
--- a/tests/test.yml
+++ b/tests/test.yml
@@ -23,15 +23,15 @@
       slurp:
         src: "/etc/apt/preferences.d/test.pref"
       register: preference_file
-      when: ansible_pkg_mgr == 'apt'
+      when: ansible_facts['pkg_mgr'] == 'apt'
     - name: Read preference file
       set_fact:
         preference_contents: "{{ preference_file.content | b64decode }}"
-      when: ansible_pkg_mgr == 'apt'
+      when: ansible_facts['pkg_mgr'] == 'apt'
     - name: Check pin files contents
       assert:
         that:
           - "'Pin: version 9.9.9-version' in preference_contents"
           - "'Pin: origin test-origin.org' in preference_contents"
           - "'Pin: release o=TestRelease' in preference_contents"
-      when: ansible_pkg_mgr == 'apt'
+      when: ansible_facts['pkg_mgr'] == 'apt'