diff --git a/httpdocs/.gitignore b/httpdocs/.gitignore
index 3a933c7..f9b5fd1 100644
--- a/httpdocs/.gitignore
+++ b/httpdocs/.gitignore
@@ -15,4 +15,6 @@
 /phpunit.xml
 ###< symfony/phpunit-bridge ###
 
-/public/assets/scss/.sass-cache
\ No newline at end of file
+/public/assets/scss/.sass-cache
+
+.idea/
diff --git a/httpdocs/composer.json b/httpdocs/composer.json
index df8b93d..777c237 100644
--- a/httpdocs/composer.json
+++ b/httpdocs/composer.json
@@ -63,7 +63,8 @@
         },
         "sort-packages": true,
         "allow-plugins": {
-            "symfony/flex": true
+            "symfony/flex": true,
+            "composer/package-versions-deprecated": true
         }
     },
     "autoload": {