diff --git a/.env b/.env
index e22bcb9..c723847 100644
--- a/.env
+++ b/.env
@@ -20,7 +20,7 @@ APP_SECRET=
 ###< symfony/framework-bundle ###
 
 ###> symfony/mailer ###
-MAILER_DSN=smtp://localhost
+# MAILER_DSN=smtp://localhost
 ###< symfony/mailer ###
 
 ###> doctrine/doctrine-bundle ###
diff --git a/symfony.lock b/symfony.lock
index 56ceaba..f9701a6 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -426,12 +426,12 @@
         "version": "v5.2.4"
     },
     "symfony/mailer": {
-        "version": "4.3",
+        "version": "5.4",
         "recipe": {
             "repo": "github.com/symfony/recipes",
-            "branch": "master",
+            "branch": "main",
             "version": "4.3",
-            "ref": "15658c2a0176cda2e7dba66276a2030b52bd81b2"
+            "ref": "2bf89438209656b85b9a49238c4467bff1b1f939"
         },
         "files": [
             "config/packages/mailer.yaml"