diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a521e93d..11240f47 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,6 +37,9 @@ jobs:
           varnish-modules-version: '0.20.0'
         - php: '8.4'
           symfony-version: '7.*'
+        - php: '8.4'
+          symfony-version: '8.*'
+          composer-stability: 'dev'
 
     steps:
       - name: Setup PHP
@@ -67,6 +70,11 @@ jobs:
           path: vendor
           key: ${{ runner.os }}-vendor-php-${{ matrix.php }}
 
+
+      - name: Set composer stability
+        if: ${{ matrix.composer-stability }}
+        run: composer config minimum-stability ${{ matrix.composer-stability }}
+
       - name: Install composer dependencies
         env:
           SYMFONY_REQUIRE: ${{ matrix.symfony-version }}
diff --git a/composer.json b/composer.json
index 2210731c..1a94f214 100644
--- a/composer.json
+++ b/composer.json
@@ -22,8 +22,8 @@
     ],
     "require": {
         "php": "^8.1",
-        "symfony/event-dispatcher": "^6.4 || ^7.0",
-        "symfony/options-resolver": "^6.4 || ^7.0",
+        "symfony/event-dispatcher": "^6.4 || ^7.0 || ^8.0",
+        "symfony/options-resolver": "^6.4 || ^7.0 || ^8.0",
         "php-http/client-common": "^1.1.0 || ^2.0",
         "php-http/discovery": "^1.12",
         "php-http/async-client-implementation": "^1.1.0 || ^2.0",
@@ -35,8 +35,8 @@
         "monolog/monolog": "^1.0",
         "php-http/guzzle7-adapter": "^1",
         "php-http/mock-client": "^1.6.0",
-        "symfony/process": "^6.4|| ^7.0",
-        "symfony/http-kernel": "^6.4|| ^7.0",
+        "symfony/process": "^6.4|| ^7.0 || ^8.0",
+        "symfony/http-kernel": "^6.4|| ^7.0 || ^8.0",
         "phpunit/phpunit": "^10.5"
     },
     "conflict": {