diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 92c3a73..61061f7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,13 +44,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: ['8.1', '8.4']
+        php: ['8.1', '8.4', '8.5']
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - uses: shivammathur/setup-php@eb7c497e18156a6bbabfef1d3a82760b9eda3962 # 2.40.0
         with:
           php-version: ${{ matrix.php }}
           coverage: none
+          ini-values: error_reporting=E_ALL
       - name: Check PHP syntax
         run: find . -name '*.php' -not -path './.git/*' -print0 | xargs -0 -n1 php -l
 
@@ -130,6 +131,7 @@ jobs:
           extensions: mysqli, pdo_mysql, pgsql, pdo_pgsql, zip, mbstring, intl, gd
           tools: phpunit:11
           coverage: none
+          ini-values: error_reporting=E_ALL
 
       - name: Start database (${{ matrix.db }})
         env: