diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 52990d0f..2fafedb3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,7 +32,7 @@ jobs:
       fail-fast: false
       matrix:
         package: ${{ fromJson(needs.matrix.outputs.list) }}
-        php: [ '8.1', '8.2', '8.3' ]
+        php: [ '8.1', '8.2', '8.3', '8.4' ]
         strategy: [ 'highest', 'lowest' ]
 
     steps:
diff --git a/composer.json b/composer.json
index db0e2ea8..c9f7617e 100644
--- a/composer.json
+++ b/composer.json
@@ -23,12 +23,12 @@
         "spiral/roadrunner-cli": "^2.6",
         "spiral/roadrunner-http": "^2.0 || ^3.0",
         "spiral/roadrunner-worker": "^2.0 || ^3.0",
-        "symfony/console": "^5.2 || ^6.0",
-        "symfony/dependency-injection": "^5.2 || ^6.0",
-        "symfony/http-foundation": "^5.3 || ^6.0",
-        "symfony/http-kernel": "^5.4 || ^6.0 || ^7.0",
-        "symfony/psr-http-message-bridge": "^2.1 || ^6.4 || ^7.0",
-        "symfony/runtime": "^5.3 || ^6.0"
+        "symfony/console": "^5.2 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/dependency-injection": "^5.2 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/http-foundation": "^5.3 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/http-kernel": "^5.4 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/psr-http-message-bridge": "^2.1 || ^6.4 || ^7.0 || ^8.0",
+        "symfony/runtime": "^5.3 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
         "guzzlehttp/test-server": "^0.1",
diff --git a/src/bref/composer.json b/src/bref/composer.json
index 04cdbe4c..7fe6d842 100644
--- a/src/bref/composer.json
+++ b/src/bref/composer.json
@@ -17,14 +17,14 @@
         "psr/http-server-handler": "^1.0",
         "riverline/multipart-parser": "^2.0.9",
         "runtime/bref-layer": "^1.3",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
         "bref/bref": "^1.3",
         "guzzlehttp/test-server": "^0.1",
-        "phpunit/phpunit": "^9.5",
-        "symfony/http-foundation": "^5.4 || ^6.0 || ^7.0",
-        "symfony/http-kernel": "^5.4 || ^6.0 || ^7.0"
+        "phpunit/phpunit": "^10.5",
+        "symfony/http-foundation": "^5.4 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/http-kernel": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/frankenphp-symfony/composer.json b/src/frankenphp-symfony/composer.json
index e389bf8c..cdfe767c 100644
--- a/src/frankenphp-symfony/composer.json
+++ b/src/frankenphp-symfony/composer.json
@@ -11,12 +11,12 @@
     ],
     "require": {
         "php": ">=8.1",
-        "symfony/dependency-injection": "^5.4 || ^6.0 || ^7.0",
-        "symfony/http-kernel": "^5.4 || ^6.0 || ^7.0",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/dependency-injection": "^5.4 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/http-kernel": "^5.4 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/google-cloud/composer.json b/src/google-cloud/composer.json
index a369f28a..194a80dd 100644
--- a/src/google-cloud/composer.json
+++ b/src/google-cloud/composer.json
@@ -12,10 +12,10 @@
     "require": {
         "php": ">=8.0.5",
         "ext-json": "*",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/laravel/composer.json b/src/laravel/composer.json
index f85bd0f4..1f31db86 100644
--- a/src/laravel/composer.json
+++ b/src/laravel/composer.json
@@ -12,12 +12,12 @@
     "require": {
         "php": ">=8.0.5",
         "illuminate/contracts": "^8.33",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
         "illuminate/http": "^8.33",
-        "phpunit/phpunit": "^9.5",
-        "symfony/console": "^5.4 || ^6.0 || ^7.0"
+        "phpunit/phpunit": "^10.5",
+        "symfony/console": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/psr-17/composer.json b/src/psr-17/composer.json
index 46198b7e..80cc758f 100644
--- a/src/psr-17/composer.json
+++ b/src/psr-17/composer.json
@@ -14,11 +14,11 @@
         "nyholm/psr7-server": "^1.0",
         "psr/http-factory-implementation": "^1.0",
         "psr/http-server-handler": "^1.0",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
         "nyholm/psr7": "^1.4",
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/psr-guzzle/composer.json b/src/psr-guzzle/composer.json
index cd19e76f..5524306d 100644
--- a/src/psr-guzzle/composer.json
+++ b/src/psr-guzzle/composer.json
@@ -13,10 +13,10 @@
         "php": ">=8.0.5",
         "guzzlehttp/psr7": "^1.8 || ^2.0",
         "psr/http-server-handler": "^1.0",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/psr-laminas/composer.json b/src/psr-laminas/composer.json
index 42ecaa39..55dd97d3 100644
--- a/src/psr-laminas/composer.json
+++ b/src/psr-laminas/composer.json
@@ -13,10 +13,10 @@
         "php": ">=8.0.5",
         "laminas/laminas-diactoros": "^2.5",
         "laminas/laminas-httphandlerrunner": "^1.5 || ^2.9",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/psr-nyholm-laminas/composer.json b/src/psr-nyholm-laminas/composer.json
index e6a31bab..84d495cd 100644
--- a/src/psr-nyholm-laminas/composer.json
+++ b/src/psr-nyholm-laminas/composer.json
@@ -14,10 +14,10 @@
         "laminas/laminas-httphandlerrunner": "^1.5 || ^2.9",
         "nyholm/psr7": "^1.3",
         "nyholm/psr7-server": "^1.0",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/psr-nyholm/composer.json b/src/psr-nyholm/composer.json
index b0b8a99c..90fc0bac 100644
--- a/src/psr-nyholm/composer.json
+++ b/src/psr-nyholm/composer.json
@@ -14,10 +14,10 @@
         "nyholm/psr7": "^1.3",
         "nyholm/psr7-server": "^1.0",
         "psr/http-server-handler": "^1.0",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/reactphp/composer.json b/src/reactphp/composer.json
index 12cbc0dc..01eff374 100644
--- a/src/reactphp/composer.json
+++ b/src/reactphp/composer.json
@@ -13,10 +13,10 @@
         "php": ">=8.0.5",
         "psr/http-server-handler": "^1.0",
         "react/http": "^1.6",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/roadrunner-nyholm/composer.json b/src/roadrunner-nyholm/composer.json
index e5b03928..8ad3d191 100644
--- a/src/roadrunner-nyholm/composer.json
+++ b/src/roadrunner-nyholm/composer.json
@@ -14,11 +14,11 @@
         "spiral/roadrunner-cli": "^2.6",
         "spiral/roadrunner-http": "^2.0 || ^3.0",
         "spiral/roadrunner-worker": "^2.0 || ^3.0",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
         "php": ">=8.0.5",
-        "phpunit/phpunit": "^9.5",
+        "phpunit/phpunit": "^10.5",
         "psr/http-server-handler": "^1.0"
     },
     "minimum-stability": "dev",
diff --git a/src/roadrunner-symfony-nyholm/composer.json b/src/roadrunner-symfony-nyholm/composer.json
index 8c95e357..a2d40bd9 100644
--- a/src/roadrunner-symfony-nyholm/composer.json
+++ b/src/roadrunner-symfony-nyholm/composer.json
@@ -15,14 +15,14 @@
         "spiral/roadrunner-cli": "^2.6",
         "spiral/roadrunner-http": "^2.0 || ^3.0",
         "spiral/roadrunner-worker": "^2.0 || ^3.0",
-        "symfony/dependency-injection": "^5.4 || ^6.0 || ^7.0",
-        "symfony/http-kernel": "^5.4 || ^6.0 || ^7.0",
-        "symfony/psr-http-message-bridge": "^2.1 || ^6.4 || ^7.0",
-        "symfony/runtime": "^5.4 || ^6.0 || ^7.0"
+        "symfony/dependency-injection": "^5.4 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/http-kernel": "^5.4 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/psr-http-message-bridge": "^2.1 || ^6.4 || ^7.0 || ^8.0",
+        "symfony/runtime": "^5.4 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5",
-        "symfony/console": "^5.4 || ^6.4 || ^7.0"
+        "phpunit/phpunit": "^10.5",
+        "symfony/console": "^5.4 || ^6.4 || ^7.0 || ^8.0"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/swoole-nyholm/composer.json b/src/swoole-nyholm/composer.json
index f0af16a5..3ecf1158 100644
--- a/src/swoole-nyholm/composer.json
+++ b/src/swoole-nyholm/composer.json
@@ -13,10 +13,10 @@
         "php": ">=8.1",
         "nyholm/psr7": "^1.7",
         "psr/http-server-handler": "^1.0",
-        "symfony/runtime": "^5.4.26 || ^6.3.2 || ^7.0"
+        "symfony/runtime": "^5.4.26 || ^6.3.2 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^10.5"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,
diff --git a/src/swoole/composer.json b/src/swoole/composer.json
index 96d247c5..73003037 100644
--- a/src/swoole/composer.json
+++ b/src/swoole/composer.json
@@ -11,14 +11,14 @@
     ],
     "require": {
         "php": ">=8.1",
-        "symfony/runtime": "^5.4.26 || ^6.3.2 || ^7.0"
+        "symfony/runtime": "^5.4.26 || ^6.3.2 || ^7.0 || ^8.0"
     },
     "require-dev": {
         "illuminate/http": "^9.14",
-        "phpunit/phpunit": "^9.6.15",
+        "phpunit/phpunit": "^10.5",
         "swoole/ide-helper": "^4.6",
-        "symfony/http-foundation": "^5.4.32 || ^6.3.9 || ^7.0",
-        "symfony/http-kernel": "^5.4.33 || ^6.3.10 || ^7.0"
+        "symfony/http-foundation": "^5.4.32 || ^6.3.9 || ^7.0 || ^8.0",
+        "symfony/http-kernel": "^5.4.33 || ^6.3.10 || ^7.0 || ^8.0"
     },
     "conflict": {
         "ext-swoole": "<4.6.0"