diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8cd45f6..0206b7c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -113,6 +113,12 @@ jobs:
             codecov: true
             php-ini-values: assert.exception=1, zend.assertions=1, opcache.enable=1, opcache.enable_cli=1, opcache.optimization_level=-1, opcache.jit_buffer_size=4096M, opcache.jit=1205
 
+          - os: ubuntu-latest
+            php-version: "8.5"
+            dependencies: highest
+            codecov: true
+            php-ini-values: assert.exception=1, zend.assertions=1, opcache.enable=1, opcache.enable_cli=1, opcache.optimization_level=-1, opcache.jit_buffer_size=4096M, opcache.jit=1205
+
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -134,7 +140,7 @@ jobs:
         run: Add-Content -Path $ENV:GITHUB_ENV -Value "COMPOSER_CACHE_DIR=~\AppData\Local\Composer"
 
       - name: Cache dependencies installed with composer
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ${{ env.COMPOSER_CACHE_DIR }}
           key: php${{ matrix.php-version }}-composer-${{ matrix.dependencies }}-${{ hashFiles('**/composer.json') }}