diff --git a/composer.json b/composer.json
index 16e9ecc..ef5a60a 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,10 @@
     "type": "library",
     "description": "OAuth2 library",
     "license": "MIT",
-    "keywords": ["oauth", "oauth2"],
+    "keywords": [
+        "oauth",
+        "oauth2"
+    ],
     "homepage": "https://github.com/FriendsOfSymfony/oauth2-php",
     "authors": [
         {
@@ -15,15 +18,13 @@
             "homepage": "https://github.com/FriendsOfSymfony/oauth2-php/contributors"
         }
     ],
-
     "require": {
         "php": "^5.5.9 || ^7.0.8 || ^7.1.3 || ^7.2.5 || ^8.0.0",
-        "symfony/http-foundation": "~3.0|~4.0|~5.0"
+        "symfony/http-foundation": "~3.0|~4.0|~5.0|~6.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.0 || ^6.0 || ^8.0 || ^9.0.0"
     },
-
     "autoload": {
         "psr-4": {
             "OAuth2\\": "lib/"
@@ -37,10 +38,9 @@
             "OAuth2\\Tests\\": "tests/"
         }
     },
-
     "extra": {
         "branch-alias": {
             "dev-master": "1.2.x-dev"
         }
     }
-}
+}
\ No newline at end of file