--- a/roles/nginx/tasks/main.yml	Fri Jun 30 10:11:04 2017 +0800
+++ b/roles/nginx/tasks/main.yml	Tue Jan 02 17:57:18 2018 +0800
@@ -53,9 +53,9 @@
     - munin.{{ hostname }}.key
     - ca.key
   register: hpkpinfo
+  check_mode: no
   changed_when: false
   failed_when: "'unable' in hpkpinfo.stderr"
-  always_run: yes
   tags: [munin]
 
 - name: Add munin.{{ hostname }}