diff --git a/tasks/letsencrypt_cert.yml b/tasks/letsencrypt_cert.yml
index 1bea6a6..0397397 100644
--- a/tasks/letsencrypt_cert.yml
+++ b/tasks/letsencrypt_cert.yml
@@ -70,6 +70,7 @@
       name: "letsencrypt: renew {{ certname }}"
       hour: "{{ 23 | random(seed=inventory_hostname + certname + 'renew') }}"
       minute: "{{ 59 | random(seed=inventory_hostname + certname + 'renew') }}"
+      day: "*/3"
 
 - name: "setup challenge server for {{ certname }} (dns challenge)"
   when: