diff --git a/composer.json b/composer.json
index baf5e5e78..db9c404f6 100644
--- a/composer.json
+++ b/composer.json
@@ -40,7 +40,7 @@
         "phpoffice/phpspreadsheet": "~1.2",
         "sensio/distribution-bundle": "^5.0",
         "knplabs/knp-menu-bundle": "^2.2",
-        "symfony/lock": "~3.4"
+        "league/csv": "^9.0"
     },
     "require-dev": {
         "symfony/dom-crawler": "~3.4",