diff --git a/cron.php b/cron.php
index 113417a..dea0b79 100644
--- a/cron.php
+++ b/cron.php
@@ -51,8 +51,10 @@ if ($actions->connect()) {
                 echo sprintf('elle est vieille (%s), on la supprime. %s', $existing_deals[$deal->getId()]->getDateCreation()->format('d/m/Y H:i'), "\n");
                 $actions->delete($deal);
                 // Backup
-                mkdir(BACKUP_DEALS_DIR.'/'.$deal->getId());
-                copy_folder(EXISTING_DEALS_DIR.'/'.$deal->getId(), BACKUP_DEALS_DIR.'/'.$deal->getId());
+                if (!file_exists(BACKUP_DEALS_DIR.'/'.$deal->getId())) {
+                    mkdir(BACKUP_DEALS_DIR . '/' . $deal->getId());
+                    copy_folder(EXISTING_DEALS_DIR . '/' . $deal->getId(), BACKUP_DEALS_DIR . '/' . $deal->getId());
+                }
                 // Placement en "à créer"
                 rename(EXISTING_DEALS_DIR.'/'.$deal->getId(), NEW_DEALS_DIR.'/'.$deal->getId());
             } else {