diff --git a/tasks/main.yml b/tasks/main.yml
index 763bd62..13fa15e 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -51,7 +51,7 @@
 
 - name: Set letsencrypt as default CA
   become: yes
-  shell: 
+  command: 
     cmd: ./acme.sh --set-default-ca --server letsencrypt
     chdir: ~/.acme.sh
   register: _account_conf_update