diff --git a/.github/workflows/unit-tests.yaml b/.github/workflows/unit-tests.yaml
index 97e25fd..1e86844 100644
--- a/.github/workflows/unit-tests.yaml
+++ b/.github/workflows/unit-tests.yaml
@@ -21,12 +21,13 @@ jobs:
                         symfony: '^5.0'
                     -   php: '7.4'
                         symfony: '^5.0'
+                        coverage: 'pcov'
                     -   php: '8.0'
-                        symfony: '^5.0'
+                        symfony: '^6.0'
                     -   php: '8.1'
-                        symfony: '^5.0'
+                        symfony: '^6.0'
                     -   php: '8.2'
-                        symfony: '^5.0'
+                        symfony: '^6.0'
                         coverage: 'pcov'
         steps:
             -   name: Checkout source
diff --git a/composer.json b/composer.json
index ed96c5d..b53831d 100644
--- a/composer.json
+++ b/composer.json
@@ -25,22 +25,21 @@
         "php": "^7.1 || ^8.0",
         "ext-json": "*",
         "exsyst/swagger": "^0.4",
-        "symfony/config": "^3.4 || ^4.0 || ^5.0",
-        "symfony/dependency-injection": "^3.4 || ^4.0 || ^5.0",
-        "symfony/finder": "^3.4 || ^4.0 || ^5.0",
-        "symfony/http-foundation": "^3.4 || ^4.0 || ^5.0",
-        "symfony/http-kernel": "^3.4 || ^4.0 || ^5.0",
-        "symfony/options-resolver": "^3.4 || ^4.0 || ^5.0",
-        "symfony/routing": "^3.4 || ^4.0 || ^5.0",
-        "symfony/yaml": "^3.4 || ^4.0 || ^5.0"
+        "symfony/config": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/dependency-injection": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/finder": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/http-foundation": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/http-kernel": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/options-resolver": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/routing": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/yaml": "^3.4 || ^4.0 || ^5.0 || ^6.0"
     },
     "require-dev": {
         "doctrine/annotations": "^1.2",
-        "friendsofphp/php-cs-fixer": "^2.19",
-        "nelmio/api-doc-bundle": "^3.4",
-        "symfony/browser-kit": "^3.4 || ^4.0 || ^5.0",
-        "symfony/framework-bundle": "^3.4 || ^4.0 || ^5.0",
-        "symfony/phpunit-bridge": "^3.4.38 || ^4.0 || ^5.0",
+        "nelmio/api-doc-bundle": "^3.4 || ^4.0",
+        "symfony/browser-kit": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/framework-bundle": "^3.4 || ^4.0 || ^5.0 || ^6.0",
+        "symfony/phpunit-bridge": "^3.4.38 || ^4.0 || ^5.0 || ^6.0",
         "zircote/swagger-php": "^2.0.15"
     },
     "conflict": {