diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1f811e0..e939824 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,6 +2,9 @@ name: CI
 
 on: [push, pull_request_target]
 
+env:
+  PHP_VERSION: 8.4
+
 jobs:
   tests:
     name: Run tests
@@ -13,8 +16,7 @@ jobs:
       - name: 🐘 Setup PHP
         uses: shivammathur/setup-php@master
         with:
-          php-version: "8.3"
-          tools: composer
+          php-version: ${{ env.PHP_VERSION }}
         env:
           update: true
 
@@ -40,8 +42,7 @@ jobs:
       - name: 🐘 Setup PHP
         uses: shivammathur/setup-php@master
         with:
-          php-version: "8.3"
-          tools: composer
+          php-version: ${{ env.PHP_VERSION }}
         env:
           update: true
 
@@ -61,8 +62,7 @@ jobs:
       - name: 🐘 Setup PHP
         uses: shivammathur/setup-php@master
         with:
-          php-version: "8.3"
-          tools: composer
+          php-version: ${{ env.PHP_VERSION }}
         env:
           update: true
 
diff --git a/app/VirtualPackages/VirtualPackageFactory.php b/app/VirtualPackages/VirtualPackageFactory.php
index 4ee9e23..1658733 100644
--- a/app/VirtualPackages/VirtualPackageFactory.php
+++ b/app/VirtualPackages/VirtualPackageFactory.php
@@ -24,6 +24,7 @@ public static function php(): VirtualPackage
                 new VirtualPackageVersion('8.1', 'https://www.php.net/ChangeLog-8.php#PHP_8_1'),
                 new VirtualPackageVersion('8.2', 'https://www.php.net/ChangeLog-8.php#PHP_8_2'),
                 new VirtualPackageVersion('8.3', 'https://www.php.net/ChangeLog-8.php#PHP_8_3'),
+                new VirtualPackageVersion('8.4', 'https://www.php.net/ChangeLog-8.php#PHP_8_4'),
             ]
         );
     }
diff --git a/composer.json b/composer.json
index 11e5169..d7ac029 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
     ],
     "license": "MIT",
     "require": {
-        "php": "^8.3",
+        "php": "^8.4",
         "composer/composer": "^2.7",
         "guzzlehttp/guzzle": "^7.3",
         "knplabs/packagist-api": "dev-master",
diff --git a/composer.lock b/composer.lock
index 90a5208..16d657d 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "82c8983ce8a810c4310c18bc3b5c00fc",
+    "content-hash": "8f5be814fbb1b97e48b5bbbcdb604036",
     "packages": [
         {
             "name": "brick/math",
@@ -9689,8 +9689,8 @@
     "prefer-stable": true,
     "prefer-lowest": false,
     "platform": {
-        "php": "^8.3"
+        "php": "^8.4"
     },
-    "platform-dev": [],
+    "platform-dev": {},
     "plugin-api-version": "2.6.0"
 }