diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 6289c30..3d1dfe7 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -14,11 +14,11 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                php: ['7.2', '7.3', '7.4', '8.0', '8.1', '8.2']
+                php: ['7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5']
 
         steps:
             - name: Checkout code
-              uses: actions/checkout@v2
+              uses: actions/checkout@v6
 
             - name: Setup PHP
               uses: shivammathur/setup-php@v2
@@ -38,7 +38,7 @@ jobs:
 
         steps:
             - name: Checkout code
-              uses: actions/checkout@v2
+              uses: actions/checkout@v6
 
             - name: Setup PHP
               uses: shivammathur/setup-php@v2
@@ -58,12 +58,12 @@ jobs:
 
         steps:
             - name: Checkout code
-              uses: actions/checkout@v2
+              uses: actions/checkout@v6
 
             - name: Setup PHP
               uses: shivammathur/setup-php@v2
               with:
-                  php-version: 8.2
+                  php-version: 8.5
                   coverage: none
 
             - name: Install dependencies
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 15904d7..36b3786 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Change Log
 
+## 1.2.4
+
+- Support Symfony 8
+- Test with PHP 8.5
+
 ## 1.2.3 - 2024-01-04
 
 - Support Symfony 7
diff --git a/composer.json b/composer.json
index eccc444..6f53315 100644
--- a/composer.json
+++ b/composer.json
@@ -15,11 +15,11 @@
         "guzzlehttp/psr7": "^1.7 || ^2.0",
         "php-http/client-common": "^2.0",
         "psr/log": "^1.1 || ^2.0 || ^3.0",
-        "symfony/filesystem": "^4.0|^5.0|^6.0|^7.0",
-        "symfony/options-resolver": "^4.0|^5.0|^6.0|^7.0"
+        "symfony/filesystem": "^4.0 || ^5.0 || ^6.0 || ^7.0 || ^8.0",
+        "symfony/options-resolver": "^4.0 || ^5.0 || ^6.0 || ^7.0 || ^8.0"
     },
     "require-dev": {
-        "symfony/phpunit-bridge": "^4.2|^5.0|^6.0|^7.0",
+        "symfony/phpunit-bridge": "^4.2 || ^5.0 || ^6.0 || ^7.0 || ^8.0",
         "phpstan/phpstan": "^1.0"
     },
     "autoload": {