diff --git a/README.md b/README.md
index bab4127..5ee3b52 100644
--- a/README.md
+++ b/README.md
@@ -33,9 +33,9 @@ Would you like to backup your YunoHost configuration ? [yes | no] (default: yes)
 Would you like to backup mails and user home directory ? [yes | no] (default: yes):
 Which apps would you backup (list separated by comma or 'all') ? (default: all): gitlab,blogotext,sogo
 Allow backup method to temporarily use more space? [yes | no] (default: yes):
-Indicate the backup frequency (see systemd OnCalendar format) (default: Daily): *-*-* 0:05
-Indicate the backup check frequency (see systemd OnCalendar format) (default: *-*-8,15,22 3:15:00):
-Indicate the complete backup check frequency (see systemd OnCalendar format) (default: *-*-1 1:15:00):
+Indicate the backup frequency (see systemd OnCalendar format) (default: *-*-* 0:15:00): *-*-* 0:05
+Indicate the backup check frequency (see systemd OnCalendar format) (default: Sat *-*-8..31 3:15:00):
+Indicate the complete backup check frequency (see systemd OnCalendar format) (default: Sun *-*-1..7 3:15:00):
 ```
 
 You can schedule your backup by choosing an other frequency. Some example:
diff --git a/manifest.json b/manifest.json
index d5038b8..0878ca6 100644
--- a/manifest.json
+++ b/manifest.json
@@ -127,7 +127,7 @@
           "fr": "Indiquez la fréquence de la sauvegarde (voir le format OnCalendar de systemd)"
         },
         "example": "Daily",
-        "default": "Daily"
+        "default": "*-*-* 0:15:00"
       },
       {
         "name": "check_on_calendar",
@@ -137,7 +137,7 @@
           "fr": "Indiquez la fréquence de vérification de la sauvegarde (voir le format OnCalendar de systemd)"
         },
         "example": "Tue *-*-* 00:15:00",
-        "default": "*-*-8,15,22 3:15:00"
+        "default": "Sat *-*-8..31 3:15:00"
       },
       {
         "name": "check_read_data_on_calendar",
@@ -147,7 +147,7 @@
           "fr": "Indiquez la fréquence de vérification complète de la sauvegarde (voir le format OnCalendar de systemd)"
         },
         "example": "Tue *-*-* 00:15:00",
-        "default": "*-*-1 1:15:00"
+        "default": "Sat *-*-1..7 3:15:00"
       }
     ]
   }