diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 480d2fe..6353f77 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -18,6 +18,10 @@ jobs:
           - '6.4.*'
           - '7.0.*'
         include:
+          - description: 'Symfony 8'
+            php: '8.4'
+            symfony-versions: '8.0.*'
+            coverage: 'none'
           - description: 'Log Code Coverage'
             php: '8.3'
             symfony-versions: '^7.0'
@@ -60,6 +64,8 @@ jobs:
           composer require symfony/dependency-injection:${{ matrix.symfony-versions }} --no-update --no-scripts
           composer require symfony/http-kernel:${{ matrix.symfony-versions }} --no-update --no-scripts
           composer require symfony/routing:${{ matrix.symfony-versions }} --no-update --no-scripts
+          composer require symfony/event-dispatcher:${{ matrix.symfony-versions }} --no-update --no-scripts
+          composer require --dev symfony/framework-bundle:${{ matrix.symfony-versions }} --no-update --no-scripts
           composer require --dev symfony/yaml:${{ matrix.symfony-versions }} --no-update --no-scripts
           composer require --dev symfony/browser-kit:${{ matrix.symfony-versions }} --no-update --no-scripts
       - name: Install dependencies
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..ec7745a
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,7 @@
+.PHONY: cs-fix rector
+
+cs-fix:
+	vendor/bin/phpcbf
+
+rector:
+	vendor/bin/rector process --config rector.php
diff --git a/composer.json b/composer.json
index 2af46b1..296d89b 100644
--- a/composer.json
+++ b/composer.json
@@ -5,19 +5,20 @@
     "type": "library",
     "require": {
         "php": "^8.1",
-        "symfony/config": "^6.4 || ^7.0",
-        "symfony/dependency-injection": "^6.4 || ^7.0",
-        "symfony/http-kernel": "^6.4 || ^7.0",
-        "symfony/routing": "^6.4 || ^7.0",
-        "symfony/event-dispatcher": "^6.4 || ^7.0"
+        "symfony/config": "^6.4 || ^7.0 || ^8.0",
+        "symfony/dependency-injection": "^6.4 || ^7.0 || ^8.0",
+        "symfony/http-kernel": "^6.4 || ^7.0 || ^8.0",
+        "symfony/routing": "^6.4 || ^7.0 || ^8.0",
+        "symfony/event-dispatcher": "^6.4 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "symfony/browser-kit": "^6.0",
-        "phpunit/phpunit": "^10.5",
-        "squizlabs/php_codesniffer": "^3.8",
-        "symfony/yaml": "^6.4 || ^7.0",
-        "symfony/framework-bundle": "^6.4 || ^7.0",
-        "phpstan/phpstan-symfony": "^1.3 || ^2.0"
+        "symfony/browser-kit": "^6.4 || ^7.0 || ^8.0",
+        "phpunit/phpunit": "^12.5",
+        "squizlabs/php_codesniffer": "^4.0",
+        "symfony/yaml": "^6.4 || ^7.0 || ^8.0",
+        "symfony/framework-bundle": "^6.4 || ^7.0 || ^8.0",
+        "phpstan/phpstan-symfony": "^2.0",
+        "rector/rector": "^2.3"
     },
     "autoload": {
         "psr-4": {
@@ -35,6 +36,12 @@
         }
     },
     "scripts": {
+        "cs-fix": [
+            "vendor/bin/phpcbf"
+        ],
+        "rector": [
+            "vendor/bin/rector process --config rector.php"
+        ],
         "validate": [
             "composer validate"
         ]
diff --git a/phpcs.xml.dist b/phpcs.xml.dist
index d89bc03..b22b9c9 100644
--- a/phpcs.xml.dist
+++ b/phpcs.xml.dist
@@ -23,7 +23,19 @@
 
     <rule ref="Generic.PHP.ForbiddenFunctions">
         <properties>
-            <property name="forbiddenFunctions" type="array" value="eval=>NULL,dd=>NULL,die=>NULL,var_dump=>NULL,dump=>NULL,sizeof=>count,delete=>unset,print=>echo,echo=>NULL,print_r=>NULL,create_function=>NULL"/>
+            <property name="forbiddenFunctions" type="array">
+                <element key="eval"/>
+                <element key="dd"/>
+                <element key="die"/>
+                <element key="var_dump"/>
+                <element key="dump"/>
+                <element key="sizeof" value="count"/>
+                <element key="delete" value="unset"/>
+                <element key="print" value="echo"/>
+                <element key="echo"/>
+                <element key="print_r"/>
+                <element key="create_function"/>
+            </property>
         </properties>
     </rule>
     <rule ref="Squiz.WhiteSpace.FunctionSpacing">
diff --git a/rector.php b/rector.php
new file mode 100644
index 0000000..53497e6
--- /dev/null
+++ b/rector.php
@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+
+return RectorConfig::configure()
+    ->withPaths([
+        __DIR__ . '/src',
+        __DIR__ . '/tests',
+    ])
+    ->withTypeCoverageLevel(0)
+    ->withDeadCodeLevel(0)
+    ->withCodeQualityLevel(0);
diff --git a/src/DeprecatedRoutesBundle.php b/src/DeprecatedRoutesBundle.php
index 94b5021..1da1bdc 100644
--- a/src/DeprecatedRoutesBundle.php
+++ b/src/DeprecatedRoutesBundle.php
@@ -11,7 +11,7 @@
 
 final class DeprecatedRoutesBundle extends Bundle
 {
-    public function build(ContainerBuilder $container)
+    public function build(ContainerBuilder $container): void
     {
         parent::build($container);
     }