diff --git a/scripts/backup b/scripts/backup
index 0126be1..f1d38a6 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -31,8 +31,8 @@ db_name=$(ynh_app_setting_get $app db_name)
 # APPLY BACKUP CORE ONLY POLICY
 #=================================================
 # Apply policy only if we are not in upgrade mode
-BACKUP_CORE_ONLY=${BACKUP_CORE_ONLY:-default}
-if [ "$BACKUP_CORE_ONLY" == "default" ] ; then
+BACKUP_CORE_ONLY=${BACKUP_CORE_ONLY:-auto}
+if [ "$BACKUP_CORE_ONLY" == "auto" ] ; then
     BACKUP_CORE_ONLY=$(ynh_app_setting_get $app backup_core_only)
     BACKUP_CORE_ONLY=${BACKUP_CORE_ONLY:-0}
 fi