diff --git a/tasks/fixity.yml b/tasks/fixity.yml
index d3f5605..b8cde3d 100644
--- a/tasks/fixity.yml
+++ b/tasks/fixity.yml
@@ -86,10 +86,11 @@
   cron:
      name: "Run fixity"
      job: "/usr/local/bin/fixity-cron"
-     minute: "0"
-     hour: "3"
-     day: "1"
-     month: "*/3"
+     minute: "{{ archivematica_fixity_cron_minute }}"
+     hour: "{{ archivematica_fixity_cron_hour }}"
+     day: "{{ archivematica_fixity_cron_day }}"
+     month: "{{ archivematica_fixity_cron_month }}"
+     weekday: "{{ archivematica_fixity_cron_weekday }}"
      user: "archivematica"
      cron_file: "fixity"
      state: "present"
diff --git a/vars/main.yml b/vars/main.yml
index e3c7782..1e2a9a5 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -23,6 +23,12 @@ archivematica_src_ss_gunicorn_config: "/etc/archivematica/storage-service.gunico
 archivematica_src_am_amauat_deps: []
 archivematica_src_am_fixity_deps: []
 
+archivematica_fixity_cron_minute: "0"
+archivematica_fixity_cron_hour: "0"
+archivematica_fixity_cron_day: "*"
+archivematica_fixity_cron_month: "*/6"
+archivematica_fixity_cron_weekday: "*"
+
 archivematica_src_virtualenv: "/var/lib/archivematica/.local/bin/virtualenv"
 archivematica_src_pip: "/var/lib/archivematica/.local/bin/pip"
 # Ubuntu 18 and CentOS/RHEL 7 only have python3.8