diff --git a/composer.json b/composer.json
index 312cd1cee..9d7a30800 100644
--- a/composer.json
+++ b/composer.json
@@ -32,6 +32,7 @@
         "symfony/expression-language": "^4.4",
         "symfony/form": "^4.4",
         "symfony/intl": "^4.4",
+        "symfony/mailer": "^5.4",
         "symfony/mime": "^4.4",
         "symfony/monolog-bundle": "^3.5",
         "symfony/security-bundle": "^4.4",