diff --git a/biscuit/core/settings.py b/biscuit/core/settings.py
index 167d0ac49d5299aa5de06fa4035136d423328418..67c8a47d2aee762910d9b593370410ed88163372 100644
--- a/biscuit/core/settings.py
+++ b/biscuit/core/settings.py
@@ -309,7 +309,7 @@ DBBACKUP_STORAGE_OPTIONS = {
 }
 DBBACKUP_CLEANUP_KEEP = _settings.get('backup.keep.database', 10)
 DBBACKUP_CLEANUP_KEEP_MEDIA = _settings.get('backup.keep.media', 10)
-DBBACKUP_CRON_TIMES = _settings.get('backup.times', ['03:57'])
+DBBACKUP_CRON_TIMES = _settings.get('backup.times', None) or ['03:57']
 
 CRON_CLASSES = [
     'biscuit.core.cronjobs.Backup'