diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6560d8b..400f10c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,14 +6,13 @@ on:
 name: CI
 env:
   SYMFONY_DEPRECATIONS_HELPER: disabled
-  BROWSERTEST_OUTPUT_DIRECTORY: 'public/sites/simpletest'
   COMPOSER_DEPENDENCIES: drupal/redirect drupal/helfi_tunnistamo drupal/simple_sitemap drupal/varnish_purger
 jobs:
   tests:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['8.1', '8.2']
+        php-versions: ['8.1', '8.2', '8.3']
     container:
       image: ghcr.io/city-of-helsinki/drupal-php-docker:${{ matrix.php-versions }}-alpine
 
@@ -29,9 +28,9 @@ jobs:
           - 3306:3306
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
-          fetch-depth: 1
+          fetch-depth: 0
 
       - name: Parse $MODULE_NAME from composer.json
         run: echo "MODULE_NAME=$(cat composer.json | jq -r .name | awk -F/ '{print $NF}')" >> $GITHUB_ENV
@@ -40,7 +39,9 @@ jobs:
         run: echo "DRUPAL_ROOT=$HOME/drupal" >> $GITHUB_ENV
 
       - name: Set module folder
-        run: echo "MODULE_FOLDER=$DRUPAL_ROOT/public/modules/contrib/$MODULE_NAME" >> $GITHUB_ENV
+        run: |
+          echo "MODULE_FOLDER=$DRUPAL_ROOT/public/modules/contrib/$MODULE_NAME" >> $GITHUB_ENV
+          echo "BROWSERTEST_OUTPUT_DIRECTORY=$DRUPAL_ROOT/public/sites/simpletest" >> $GITHUB_ENV
 
       - name: Clone platform
         run: |
@@ -67,7 +68,7 @@ jobs:
 
       - name: Run PHPCS
         working-directory: ${{ env.DRUPAL_ROOT }}
-        run: vendor/bin/phpcs $MODULE_FOLDER --standard=Drupal,DrupalPractice --extensions=php,module,inc,install,test,info
+        run: vendor/bin/phpcs $MODULE_FOLDER --standard=Drupal,DrupalPractice --extensions=php,module,install
 
       - name: Run phpstan
         working-directory: ${{ env.DRUPAL_ROOT }}
@@ -75,9 +76,7 @@ jobs:
 
       - name: Start services
         working-directory: ${{ env.DRUPAL_ROOT }}
-        run: |
-          vendor/bin/drush runserver $SIMPLETEST_BASE_URL > /dev/null 2>&1 &
-          chromedriver --port=4444 > /dev/null 2>&1 &
+        run: vendor/bin/drush runserver $SIMPLETEST_BASE_URL --dns &
 
       - name: Run PHPUnit tests
         working-directory: ${{ env.DRUPAL_ROOT }}
@@ -87,14 +86,15 @@ jobs:
             -c $MODULE_FOLDER/phpunit.xml \
             --coverage-clover=$MODULE_FOLDER/coverage.xml \
             $MODULE_FOLDER
-          codecov --rootDir $MODULE_FOLDER
+
+      - name: Run codecov
+        working-directory: ${{ env.MODULE_FOLDER }}
+        run: codecov
 
       - name: Create an artifact from test report
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: always()
         with:
-          name: results
-          path: |
-            ${{ env.DRUPAL_ROOT }}/sites/simpletest/browser_output/
-            ${{ env.DRUPAL_ROOT }}/coverage.xml
+          name: results-${{ matrix.php-versions }}
+          path: ${{ env.BROWSERTEST_OUTPUT_DIRECTORY }}
           retention-days: 1