diff --git a/.env.dev b/.env.dev
new file mode 100644
index 00000000..e69de29b
diff --git a/symfony.lock b/symfony.lock
index e84d3600..c7471b73 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -468,15 +468,16 @@
         "version": "v4.2.3"
     },
     "symfony/flex": {
-        "version": "1.19",
+        "version": "2.4",
         "recipe": {
             "repo": "github.com/symfony/recipes",
             "branch": "main",
-            "version": "1.0",
-            "ref": "146251ae39e06a95be0fe3d13c807bcf3938b172"
+            "version": "2.4",
+            "ref": "52e9754527a15e2b79d9a610f98185a1fe46622a"
         },
         "files": [
-            ".env"
+            ".env",
+            ".env.dev"
         ]
     },
     "symfony/form": {