diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 327ed81..886975a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ on:
 jobs:
   PHPUnit:
     name: PHPUnit (PHP ${{ matrix.php }})
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         php:
@@ -25,7 +25,7 @@ jobs:
       - uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
-          coverage: xdebug
+          coverage: ${{ matrix.php < 8.0 && 'xdebug' || 'pcov' }}
           ini-file: development
       - run: composer install
       - run: vendor/bin/phpunit --coverage-text
@@ -42,7 +42,7 @@ jobs:
       - uses: shivammathur/setup-php@v2
         with:
           php-version: 8.2
-          coverage: xdebug
+          coverage: pcov
           ini-file: development
       - run: composer install
       - run: vendor/bin/phpunit --coverage-text